TMF99AO1: Dipyramidal Cumengeite crystals with very sharp crystal forms, translucent, with great luster and an intense color. A rarity, from the type locality for the species,
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico

Specimen size: 0.6 × 0.6 × 0.4 cm = 0.24” × 0.24” × 0.16”

TC98D6: Great crystal that is intensely blue and has very brilliant faces, so this Boleite is very representative of the species and locality.
Mina Amelia, Santa Rosalía, Boleo, Baja California Sur  Mexico

Specimen size: 3.5 × 2.5 × 2.5 cm = 1.38” × 0.98” × 0.98”

Main crystal size: 0.5 × 0.5 cm = 0.20” × 0.20”

TM10AD0: A novelty at Tucson 2016. Aggregates of small and very sharp cubic Boleite crystals that are translucent, very bright and on matrix, with Gypsum and Paratacamite. The sample is from recent preparation works at the mine.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (2016)

Specimen size: 4.9 × 3.8 × 2.3 cm = 1.93” × 1.50” × 0.91”

Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”

TY88Q0: A novelty at Tucson 2010. This group of cubic crystals of Boleite was discovered in recent work in the classic Santa Amelia mine. The crystals are sharp, with very well defined faces and edges, bright and with a deep color on a Quartz matrix rich with Gypsum, with minor Brochantite.
Mina Amelia, Santa Rosalía, Boleo, Baja California Sur  Mexico (03-09/2009)

Specimen size: 5.5 × 4.4 × 2.4 cm = 2.17” × 1.73” × 0.94”

Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”

TZ87W8: The sample is from the type locality for the species. It consists of a very sharp and aerial cubic crystal of boleite upon which "plates" of Pseudoboleite have grown epitactically on each cube face. The matrix has been reinforced because it is unstable.
Mina Amelia, Santa Rosalía, Boleo, Baja California Sur  Mexico

Specimen size: 5.9 × 4.7 × 3.6 cm = 2.32” × 1.85” × 1.42”

Main crystal size: 0.5 × 0.4 cm = 0.20” × 0.16”

TF13S0: A novelty at Tucson 2011. Spheroidal aggregates on matrix of Chrysocolla pseudomorphous after cubic crystals of Boleite. This rare pseudomorph was discovered years ago, on much paler samples, in an area nearer to the Amelia Mine (not at the mine itself) but until the end of 2010 they have not been able to recover new specimens.
Manto 3, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (10-12/2010)

Specimen size: 2.7 × 1.8 × 1.7 cm = 1.06” × 0.71” × 0.67”

Main crystal size: 0.8 × 0.6 cm = 0.31” × 0.24”

TJ76X3: Aggregate, on matrix, of Chrysocolla pseudomorphs after cubo-octahedral Boleite crystals. This rare pseudomorph was discovered a few years ago in an area near Amelia (not in the mine itself), but until the end of 2010 new samples had not been recovered.
Manto 3, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (10-12/2010)

Specimen size: 3.2 × 2.6 × 1.5 cm = 1.26” × 1.02” × 0.59”

Main crystal size: 0.5 × 0.5 cm = 0.20” × 0.20”

TX6S7: Aggregates on matrix of Chrysocolla pseudomorphous after cubo-octahedral crystals of Boleite. This rare pseudomorph was discovered years ago, but on paler samples, in an area near Amelia (not in the mine itself), but until the end of 2010 new samples had not been recovered.
Manto 3, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (10-12/2010)

Specimen size: 5.2 × 1.6 × 3.2 cm = 2.05” × 0.63” × 1.26”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”

TP27S0: A novelty at Tucson 2011. Spheroidal aggregates on matrix of Chrysocolla pseudomorphous after cubo-octahedral crystals of Boleite. This rare pseudomorph was discovered years ago, on much paler samples, in an area nearer to the Amelia Mine (not at the mine itself) but until the end of 2010 they have not been able to recover new specimens.
Manto 3, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (10-12/2010)

Specimen size: 5.4 × 3.8 × 2.3 cm = 2.13” × 1.50” × 0.91”

Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”

EA56Y4: Druse, on matrix, of crystals showing very well defined faces and edges, between translucent and transparent and excellently preserved.
San Felipe, Mexicali, Baja California, Baja California  Mexico (1970-1980)

Specimen size: 8.7 × 6.7 × 4.7 cm = 3.43” × 2.64” × 1.85”

Main crystal size: 1 × 0.5 cm = 0.39” × 0.20”

TT87AH5: Group of thick tabular crystals that have simple crystalline forms with very well defined faces and edges and with a color and luster among the best known for the locality.
A beautiful Mexican classic that we’ll send in its original Perkin’s box from the R.J. Noble collection, also containing the collection label in which it appears that it had previously been in the Sullivan collection.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 2.4 × 2.2 × 2 cm = 0.94” × 0.87” × 0.79”

Main crystal size: 1.1 × 0.9 cm = 0.43” × 0.35”

TY36L3: Thick tabular crystal group, perfectly defined, very bright, with the best color known for this locality. Crystals are positioned on a small matrix of Limonite with a very aerial shape.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 2.9 × 2.5 × 1.6 cm = 1.14” × 0.98” × 0.63”

Main crystal size: 1.6 × 1 cm = 0.63” × 0.39”

TB27AH4: Thick tabular isolated crystals on matrix with minor As rich Vanadinite. With simple forms, very well defined faces and edges and with a color and luster among the best known for the locality. A beautiful Mexican classic.
Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 3.1 × 1.9 × 1.4 cm = 1.22” × 0.75” × 0.55”

Main crystal size: 1.5 × 1.5 cm = 0.59” × 0.59”

VD67Z4: Druse of very bright equant Wulfenite crystals. They have a very intense and uniform orange color and are on matrix, with aggregates of small Calcite crystals.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico (±1968)

Specimen size: 5.4 × 4.5 × 4 cm = 2.13” × 1.77” × 1.57”

Main crystal size: 0.5 × 0.3 cm = 0.20” × 0.12”

MR67AC8: Aggregate of thick tabular crystals with very well defined faces and edges. They are bright, have a very vivid color and are partially coated by Mimetite-Pyromorphite (solid solution) forming a crust with a color between pale green and yellow. We'll send copy of the analysis to the buyer.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 6 × 5.2 × 2.4 cm = 2.36” × 2.05” × 0.94”

Main crystal size: 0.8 × 0.7 cm = 0.31” × 0.28”

MB96AB8: Very well defined crystals, between tabular and dipyramidal, with polycrystalline terminations, very well defined with an intense color and on a Calcite matrix.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 6.5 × 5 × 3.5 cm = 2.56” × 1.97” × 1.38”

Main crystal size: 0.6 × 0.6 cm = 0.24” × 0.24”

FA66J5: Isolated tabular crystal of excellent color on matrix of microcrystalline Willemite. Willlemite is known from Los Lamentos, but it is rare for the locality. The specimen is from Martín Oliete collection and we’ll send the collection card to the buyer of the sample.

Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico (1982)

Specimen size: 7.1 × 4.9 × 4.9 cm = 2.80” × 1.93” × 1.93”

Main crystal size: 0.9 × 0.8 cm = 0.35” × 0.31”

MF36AE7: Aggregate of Wulfenite crystals between thick tabular and equant. They are bright, have a very intense orange color and are partially coated by white botryoidal Willemite aggregates.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 7.1 × 5.2 × 3.5 cm = 2.80” × 2.05” × 1.38”

Main crystal size: 0.9 × 0.7 cm = 0.35” × 0.28”

TK46AE9: Aggregate of tabular crystals, translucent and with an unusual quality on its color, luster and size. They are on matrix and with Calcite. The sample, of great quality, is especially aesthetic.
Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 11.7 × 6.7 × 3.6 cm = 4.61” × 2.64” × 1.42”

Main crystal size: 1.7 × 1.3 cm = 0.67” × 0.51”

EE89V9: Notable aggregate of tabular crystals of Wulfenite. They have an orange-yellow color, a darker horizontal geometrical color zoning and they are on limonite matrix.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico (1970-1980)

Specimen size: 13 × 10 × 8.5 cm = 5.12” × 3.94” × 3.35”

Main crystal size: 1.1 × 0.9 cm = 0.43” × 0.35”

ME47AF3: Irregular aggregate of greatly elongated crystals with a spindle-like shape, most of them doubly terminated with very acute pyramidal terminations. The crystals are brighter than usual for Los Lamentos and have a dark greenish-brown color. These Vanadinites, whose arsenic content is quite higher than usual, are well known as the endlichite variety.
Erupción Mine (Ahumada Mine), Los Lamentos Mountain Range, Municipio Ahumada, Chihuahua  Mexico

Specimen size: 4.9 × 3.6 × 3.1 cm = 1.93” × 1.42” × 1.22”

Main crystal size: 0.6 × 0.2 cm = 0.24” × 0.08”

TQ16H3: The Calcite crystal has simple forms but has a completely recrystallized surface emphasizing the esthetic effect on matrix rich of Galena, Pyrite and Calcite. Specimen with pedigree, as labels of first supplier and collection of origin shows (they misidentified the species, which appears as Dolomite)
Naica, Municipio Saucillo, Chihuahua  Mexico

Specimen size: 11 × 5.3 × 5..2 cm = 4.33” × 2.09” × 1.97”

Main crystal size: 4 × 4 cm = 1.57” × 1.57”

TP86R9: Groups of transparent cubic crystals of a deeper color than usual for this kind of sample. The crystals show surfaces with polycrystalline growths on the octahedron faces and are implanted on a matrix with bright cub-octahedral crystals of Galena.
The sample is from the prestigious collection of Dr. Marvin D. Rausch (Massachusetts), whose label we'll send to the buyer.
Naica, Municipio Saucillo, Chihuahua  Mexico (±1986)

Specimen size: 15 × 13 × 11 cm = 5.91” × 5.12” × 4.33”

Main crystal size: 7.2 × 6.6 cm = 2.83” × 2.60”

ET46AM3: Druse of sharp scalenohedral Calcite crystals with sharp crystal forms, lustrous, with very visible phantom growths rich in inclusions and with a second generation of Calcite crystals at the vertices of the scalenohedron. An elegant Mexican classic.
Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 8.4 × 4.7 × 3.2 cm = 3.31” × 1.85” × 1.26”

Main crystal size: 1.5 × 1 cm = 0.59” × 0.39”

TP96F6: The complex and numerous faces frame the octahedral crystals, which are considerably transparent and a neat lilac color that contrasts with the scalenohedra of Calcite. While Fluorite from this locality is known, it is not normally of this quality.
This sample has been noted and photographed in the Mineralogical Record magazine (January-February 2018, pg. 92)
Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 5.6 × 5.5 × 4.8 cm = 2.20” × 2.17” × 1.89”

Main crystal size: 2.2 × 2 cm = 0.87” × 0.79”

TV66K0: Group of white prismatic crystals, very well defined and bright, on a dark matrix partially limonitized. On the lower part of the crystals there is a black phantom zonation.
Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 7.5 × 7.3 × 3.4 cm = 2.95” × 2.87” × 1.34”

Main crystal size: 2.9 × 0.7 cm = 1.14” × 0.28”

CA17F2: The group is very rich in classic violet crystals so typical of this locality, with ochre zones caused by iron oxides. Nowadays it is very difficult to obtain Creedite from Santa Eulalia.
Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 8 × 5.5 × 3.5 cm = 3.15” × 2.17” × 1.38”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

TD67Q1: Clear green botryoidal aggregate on matrix. We note the excellent quality of this sample considering its locality of origin.
San Antonio Mine (San Antonio el Grande Mine), level 8, East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (±1990)

Specimen size: 9.1 × 7.1 × 4.5 cm = 3.58” × 2.80” × 1.77”

TR90AA2: Botryoidal growths on a limonite matrix of crystalline surfaces with a clear yellow color with slightly greenish shades and an intense silky luster. We especially note the uniform quality of the Smithsonite, very rare in a sample of this size.
San Antonio Mine (San Antonio el Grande Mine), East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (11/2012)

Specimen size: 15.8 × 9.2 × 6.9 cm = 6.22” × 3.62” × 2.72”

TA96Y0: A novelty at St. Marie 2013. Astounding Smithsonites replacing Calcite. They show successive replacement shells indicating that the Calcite was partially replaced, some was dissolved and the next layer was attacked. Its color, its size and shape make these specimens one of the great finds of 2013. We'll send a copy of the analysis of the Smithsonite to the buyer.
San Antonio Mine (San Antonio el Grande Mine), level 8, East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (04/2013)

Specimen size: 4.8 × 3.8 × 3.2 cm = 1.89” × 1.50” × 1.26”

Main crystal size: 2.2 × 1.7 cm = 0.87” × 0.67”

TF47Y1: A novelty at St. Marie 2013. Astounding Smithsonites replacing Calcite. They show successive replacement shells indicating that the Calcite was only partially replaced during a first phase, and later completely replaced by Smithsonite. Its color, size and shape make these specimens one of the great finds of 2013. We'll send a copy of the analysis of the Smithsonite to the buyer.
San Antonio Mine (San Antonio el Grande Mine), level 8, East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (04/2013)

Specimen size: 5.7 × 4.7 × 3 cm = 2.24” × 1.85” × 1.18”

Main crystal size: 2.6 × 1.2 cm = 1.02” × 0.47”

TE7Y0: A novelty at St. Marie 2013. Astounding Smithsonites replacing Calcite. They show successive replacement shells indicating that the Calcite was partially replaced, some was dissolved and the next layer was attacked. Its color, its size and shape make these specimens one of the great finds of 2013. We'll send a copy of the analysis of the Smithsonite to the buyer.
This specimen was published on the Mineralogical Record´s web page, in the ‘What’s New in the Mineral World?’ section, report #35, August 14, 2013 edition.
San Antonio Mine (San Antonio el Grande Mine), level 8, East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (04/2013)

Specimen size: 6.2 × 4.1 × 2.9 cm = 2.44” × 1.61” × 1.14”

Main crystal size: 2.3 × 1.1 cm = 0.91” × 0.43”

TP98Y0: A novelty at St. Marie 2013. Astounding Smithsonites replacing Calcite. They show successive replacement shells indicating that the Calcite was partially replaced, some was dissolved and the next layer was attacked. Its color, its size and shape make these specimens one of the great finds of 2013. We'll send a copy of the analysis of the Smithsonite to the buyer.
San Antonio Mine (San Antonio el Grande Mine), level 8, East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (04/2013)

Specimen size: 8.9 × 5.9 × 4.5 cm = 3.50” × 2.32” × 1.77”

Main crystal size: 3.3 × 1.5 cm = 1.30” × 0.59”

TC13AF1: Botryoidal Rhodochrosite with a vivid pink color and on matrix, with Galena and Pyrrhotite crystals.
Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 2.9 × 2.2 × 1.6 cm = 1.14” × 0.87” × 0.63”

TD13AF1: Botryoidal Rhodochrosite with a vivid pink color and on matrix, with Galena and Pyrrhotite crystals.
Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 3.4 × 2.7 × 1.6 cm = 1.34” × 1.06” × 0.63”

TE13AF1: Botryoidal Rhodochrosite with a vivid pink color and on matrix, with Galena and Pyrrhotite crystals.
Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 3.5 × 2.6 × 1.8 cm = 1.38” × 1.02” × 0.71”

Main crystal size: 0.9 × 0.9 cm = 0.35” × 0.35”

TH14AF1: Botryoidal Rhodochrosite with a vivid pink color and on matrix, with Galena and Pyrrhotite crystals.
Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 3.5 × 3 × 2.7 cm = 1.38” × 1.18” × 1.06”

NZ27AL5: Isolated Rhodochrosite spheroidal aggregates, bright and very intense and uniform pink color. On matrix, with botryoidal Hisingerite-Neotocite (Series)
Potosí Mine, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico

Specimen size: 4.1 × 3.3 × 3.1 cm = 1.61” × 1.30” × 1.22”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

TB26N4: Superficial growths and rhombohedral crystals of uniform pink color with clear sharp crystals of Quartz.
Potosí Mine, level 10, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (2008)

Specimen size: 4.4 × 2.5 × 2.4 cm = 1.73” × 0.98” × 0.94”

TR27Z8: Vug, on a rocky matrix, filled by short prismatic crystals with flat rhombohedral terminations. The crystals are transparent, bright, with very uniform color and have small, pale yellow, globular coatings, probably Smithsonite.
Potosí Mine, level 10, Santo Domingo (Francisco Portillo), Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (19/09/2013)

Specimen size: 4.6 × 3.8 × 1.4 cm = 1.81” × 1.50” × 0.55”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”

TC56W7: Elongated crystals with pyramidal terminations and a very intense yellow color, bright and on a limonite matrix. It comes from a specific find in shaft 5 at Santa Eulalia.
Shaft 5, Santa Eulalia, Aquiles Serdán, Chihuahua  Mexico

Specimen size: 5.9 × 4 × 1.4 cm = 2.32” × 1.57” × 0.55”

Main crystal size: 0.5 × 0.1 cm = 0.20” × 0.04”

TD14V4: A novelty at Tucson 2012. Unusual crystalline shape for the Vanadinite, whose aggregates are formed by dipyramidal crystals of very well defined faces and edges. They show a creamy color and are on matrix.
San Antonio Mine (San Antonio el Grande Mine), chimenea Cox, level 4, East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (2011)

Specimen size: 3.7 × 2.8 × 2.2 cm = 1.46” × 1.10” × 0.87”

Main crystal size: 0.8 × 0.2 cm = 0.31” × 0.08”

TA14AL1: A novelty at Tucson 2020. Cinnabar crystals with dominant rhombohedral habit, along with other minor crystal forms, translucent, extraordinarily brilliant and very bright in color, on matrix with small crystals of Calcite and Quartz. The specimen comes from a recent find and has been carefully analyzed and determined to be Cinnabar. It has been said that in specimens from this find there could be Metacinnabar too, but our analyses have not detected any. We’ll send a copy of the analysis to the buyer.
Cocineras Mine, West Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (2019)

Specimen size: 3.2 × 1.6 × 1.2 cm = 1.26” × 0.63” × 0.47”

Main crystal size: 0.1 × 0.1 cm = 0.04” × 0.04”

TE26AL1: A novelty at Tucson 2020. Cinnabar crystals with dominant rhombohedral habit and with minor crystalline forms, translucent, extraordinarily bright and very bright in color, in matrix of white saccharoidal Gypsum, and with small crystals of Calcite and Quartz. The specimen comes from a recent find and has been carefully analyzed and determined to be Cinnabar. It has been said that in specimens from this find there could be Metacinnabar too, but our analyses have not detected any. We’ll send a copy of the analysis to the buyer.
Cocineras Mine, West Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (2019)

Specimen size: 3.3 × 2.9 × 2 cm = 1.30” × 1.14” × 0.79”

Main crystal size: 0.1 × 0.1 cm = 0.04” × 0.04”

TD16AL1: A novelty at Tucson 2020. Cinnabar crystals with dominant rhombohedral habit and with minor crystalline forms, translucent, extraordinarily bright and very bright in color, in matrix of lamellar Gypsum, and with small crystals of Calcite and Quartz. The specimen comes from a recent find and has been carefully analyzed and determined to be Cinnabar. It has been said that in specimens from this find there could be Metacinnabar too, but our analyses have not detected any. We’ll send a copy of the analysis to the buyer.
Cocineras Mine, West Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua  Mexico (2019)

Specimen size: 4.9 × 3.2 × 2.3 cm = 1.93” × 1.26” × 0.91”

Main crystal size: 0.1 × 0.1 cm = 0.04” × 0.04”

TE7Z3: Floater aggregate of strongly elongated Silver crystals with very well defined terminal faces and one of them doubly terminated. A very nice and fine piece.
Batopilas, Andrés del Río District, Municipio Batopilas, Chihuahua  Mexico

Specimen size: 3.3 × 3 × 1.6 cm = 1.30” × 1.18” × 0.63”

Main crystal size: 2.5 × 0.2 cm = 0.98” × 0.08”

NF89AN0: Floater dendritic aggregate of bright and extraordinarily elongated Silver crystals, with a very well defined spinel-law twin and darker Acanthite coatings.
The specimen comes from the collection of Ignacio Gaspar Sintes (number PL-33), whose catalogue entry states that it was previously in the collection of Robert E. Jenkins II (number 8554). We will send the buyer the catalogue entry and the labels from both collections.
New Nevada Mine, Cerro San Antonio, San Miguel, Batopilas, Andrés del Río District, Municipio Batopilas, Chihuahua  Mexico

Specimen size: 5.4 × 2.3 × 2 cm = 2.13” × 0.91” × 0.79”

Main crystal size: 1.3 × 0.2 cm = 0.51” × 0.08”

TZ26F3: This is a really great sample, very esthetic, with the branches of the Silver very aerial, and clearly showing the Spinel twinning. This form is not that uncommon in the silvers from Mexico, but it is not normally this obvious. So, as we said, a great one.
The specimen has been reviewed, photographed and published in the magazine ‘Rivista Mineralogica Italiana’ on page 245 in number 2005/4.
San Antonio Mine, Cerro de las Animas, Todos Santos-Roncevalles, Batopilas, Andrés del Río District, Municipio Batopilas, Chihuahua  Mexico

Specimen size: 7 × 3.2 × 2.9 cm = 2.76” × 1.26” × 1.14”

Main crystal size: 4.8 × 0.7 cm = 1.89” × 0.28”

TP47AH0: A novelty at Tucson 2018. Druse of remarkably transparent elongated Baryte crystals, some of them doubly terminated, with very well defined faces and edges, extraordinarily bright and showing a curious color change, from pale blue to yellow shades. Although in the find a lot of samples were recovered, our selection was reduced to just two of them, the only ones having our requisite quality and integrity requirements.
The specimen has been photographed and published in the magazine ‘Paragénesis’, number 02/2018, page 90
San Diego Mine, vein volcán, Santa Bárbara, Municipio Santa Bárbara, Chihuahua  Mexico (05-06/2017)

Specimen size: 6.5 × 5.3 × 3.7 cm = 2.56” × 2.09” × 1.46”

Main crystal size: 1.4 × 1.1 cm = 0.55” × 0.43”

TP27AD1: A novelty at Tucson 2016. Scalenohedral Calcite crystals with very well defined faces and edges and with very well defined polycrystalline growth. The crystals, translucent, with a snowy white color and with a silky luster, are implanted on a matrix with Quartz and Pyrite.
San Diego Mine, Santa Bárbara, Municipio Santa Bárbara, Chihuahua  Mexico (11/2015)

Specimen size: 9.8 × 7.8 × 5.2 cm = 3.86” × 3.07” × 2.05”

Main crystal size: 7.8 × 6.7 cm = 3.07” × 2.64”

TR96AJ1: A novelty at Tucson 2019. Groups of bright Chalcopyrite crystals with very well defined faces and edges and parallel growths, implanted on a group of white, doubly terminated Quartz crystals coated by small epigenetic Galena crystals and with small and very well defined scalenohedral Calcite crystals.
El Bolivar Mine, Piedras Verdes (Triguito), Municipio Urique, Chihuahua  Mexico (10/2018)

Specimen size: 12.1 × 7 × 3.8 cm = 4.76” × 2.76” × 1.50”

Main crystal size: 1.6 × 1.3 cm = 0.63” × 0.51”

TX97Q8: Very aerial group of crystals, most of them doubly terminated, with hollowed terminations, pale orange color, and with small crystals of Calcite, on matrix. We especially note, as unusual, the locality.
The sample is from the Gary Murdock collection, whose label we will send to the buyer.
Mina San Carlos (Mina Apex), San Carlos, Manuel Benavides, Chihuahua  Mexico

Specimen size: 6 × 3.9 × 3.5 cm = 2.36” × 1.54” × 1.38”

Main crystal size: 0.6 × 0.4 cm = 0.24” × 0.16”

EZ68W7: Aggregate of crystals with parallel growths, hollow terminations and typical brown color. In spite of its color this Vanadinite should not be confused with the arsenical Vanadinite (endlichite variety) from Los Lamentos.
Mina San Carlos (Mina Apex), San Carlos, Manuel Benavides, Chihuahua  Mexico (1960-1970)

Specimen size: 10.3 × 7 × 3.4 cm = 4.06” × 2.76” × 1.34”

Main crystal size: 1 × 0.5 cm = 0.39” × 0.20”

TF67N0: From a very uncommon and not well-known locality in Chihuahua. The main group forms a rosette of very platy crystals, that are bright, of a very deep color and implanted on a Dolomite matrix.
Sierra Rica, Municipio Manuel Benavides, Chihuahua  Mexico

Specimen size: 5.7 × 4 × 3.7 cm = 2.24” × 1.57” × 1.46”

Main crystal size: 1.7 × 1.3 cm = 0.67” × 0.51”

MZ87S7: Very well defined globular growths of Mimetite with a particularly intense yellow color and on Limonite matrix.
San Pedro Corralitos, Casas Grandes, Chihuahua  Mexico

Specimen size: 6.2 × 4.2 × 1.2 cm = 2.44” × 1.65” × 0.47”

Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”

LK1AK2: Spherulitic growths of Mimetite, very bright yellow, with small white rhombohedral crystals of Calcite. A Mexican classic of high quality that comes from the collection of Philippe Morelon (No. 1089), whose catalogue entry we will send to the buyer.
San Pedro Corralitos, Municipio Casas Grandes, Chihuahua  Mexico (±1994)

Specimen size: 6.4 × 6.3 × 5 cm = 2.52” × 2.48” × 1.97”

TB62AG9: A novelty at Tucson 2017. Thick lenticular Calcite crystals with very well defined faces and edges. They are translucent with parallel growths and an easily visible interpenetration twin. They have grown around acute scalenohedral crystals of a first Calcite generation that are coated by Palygorskite. The related black material are manganese oxides.
Palmarejo Mine, Palmarejo, Municipio Chinipas, Chihuahua  Mexico (10/2016)

Specimen size: 18.3 × 10.7 × 10 cm = 7.20” × 4.21” × 3.94”

Main crystal size: 6.5 × 4.8 cm = 2.56” × 1.89”

TE56R1: A very well defined botryoidal aggregate. It has a matte luster and is on a rocky matrix. We present it as a novelty due to the knowledge of the exact place of the find, unusually precise. This material has been analyzed by Marcus Origlieri at the University of Arizona.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Mineral Up’ on page 26 in number 2010/2
Km 2 road Chihuahua -> Cuauhtémoc, Ciudad Chihuahua, Chihuahua  Mexico (2010)

Specimen size: 9 × 7 × 5.2 cm = 3.54” × 2.76” × 2.05”

TB86R1: A very well defined botryoidal aggregate. It has a matte luster and is on a rocky matrix. We present it as a novelty due to the knowledge of the exact place of the find, unusually precise. This material has been analyzed by Marcus Origlieri at the University of Arizona.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Rivista Mineralogica Italiana’ on page 264 in number 2010/4
Km 2 road Chihuahua -> Cuauhtémoc, Ciudad Chihuahua, Chihuahua  Mexico (2010)

Specimen size: 9 × 7.8 × 5.2 cm = 3.54” × 3.07” × 2.05”

TY16I2: Two main crystals have very sharp scepter growths. The crystal on the left forms an inverse scepter from the prism on the base and finishes with a very well-defined normal scepter.
Previously in the Thomas P. Moore collection.
Liliana Mine, Municipio Chihuahua, Chihuahua  Mexico

Specimen size: 3 × 2.9 × 1.9 cm = 1.18” × 1.14” × 0.75”

Main crystal size: 2 × 0.6 cm = 0.79” × 0.24”

TF56L5: A group of transparent and excellent color Fluorite cubic crystals whose faces show polysynthetic growths, that gives to the specimen an aesthetic appearance. Very aerial and on matrix.
Tule Mine, Melchor Múzquiz, Municipio Melchor Múzquiz, Coahuila (Coahuila de Zaragoza)  Mexico

Specimen size: 7.7 × 5.6 × 4.8 cm = 3.03” × 2.20” × 1.89”

Main crystal size: 2.5 × 2.2 cm = 0.98” × 0.87”

FX96D3: It seems blocky but, although the photo doesn't shows it that well, this classic Vesuvianite has neither bad form nor poor luster, and it clearly does have good color.
Sierra de las Cruces, Sierra Mojada mining district, Municipio Sierra Mojada, Coahuila (Coahuila de Zaragoza)  Mexico (±1972)

Specimen size: 4.5 × 3.5 × 3.5 cm = 1.77” × 1.38” × 1.38”

TN36G9: A nice miniature consisting of two radial groups almost perfectly circular, with crystals of lemon yellow color, more intense on terminations. This sample was in the collection of John S. White, and we’ll send his label to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 2.5 × 1.2 × 1.2 cm = 0.98” × 0.47” × 0.47”

MT67AM9: Two partially doubly terminated Adamite crystals, with very well defined faces and edges and perfect terminations, translucent, with bright luster and an intense yellow color, on matrix.
We will send the specimen, which comes from the Robert J. Noble collection, in its original Perky box from that collection, which also contains the label, which shows that it was previously in the Bob Sullivan collection.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 2.8 × 1.6 × 1.1 cm = 1.10” × 0.63” × 0.43”

Main crystal size: 1.6 × 0.9 cm = 0.63” × 0.35”

TF4B6: Like a seed head, the form of this Adamite makes it different from other ones. The good color and luster make for a final perfect result.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 2.9 × 2.9 cm = 1.14” × 1.14”

MC12AK7: Aerial growths, on limonite matrix, of very sharp crystals, some of them doubly terminated, translucent, very lustrous, yellow with greenish tones.
The specimen comes from the Carles Manresa collection, whose label we will send to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 4.6 × 4.2 × 3.4 cm = 1.81” × 1.65” × 1.34”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”

EP6Y6: Fan-like aggregates, more isolated than usual, of prismatic crystals with excellent terminations, a very vivid yellow color and an excellent luster that contrasts with the dark limonite matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 5.2 × 2.3 × 2.6 cm = 2.05” × 0.91” × 1.02”

Main crystal size: 0.7 × 0.2 cm = 0.28” × 0.08”

TD68Y0: Botryoidal growths with superficial recrystallizations and a very well marked fanlike growth of Adamite itself. The sample has intense luster and a very uniform color, yellow with green shades.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 8.8 × 6.4 × 2 cm = 3.46” × 2.52” × 0.79”

MB89AK7: Spheroidal growths, with good crystal terminations, on limonite matrix, translucent, very bright and very intense yellow. A Mexican classic.
This specimen has been photographed and published in the Bulletin ‘MiniBul A.G.A.B.’ on page 24 of number 1/2023
Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 9.3 × 5.6 × 5.3 cm = 3.66” × 2.20” × 2.09”

Main crystal size: 3.2 × 2.4 cm = 1.26” × 0.94”

TP27K4: On the sample coexist spherical growths, almost globular, and individual crystals of perfectly defined faces and edges. The Adamite esthetically contrasts with the Limonite matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 9.5 × 6.5 × 3 cm = 3.74” × 2.56” × 1.18”

Main crystal size: 1.7 × 1.6 cm = 0.67” × 0.63”

TF16K0: A complete globular growth, free of damage and on matrix. On this growth a second generation of Adamite crystals has formed. They are thin prismatic, perfectly defined, individuals (some of them are doubly terminated) forming fanlike groups. Very esthetic.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 10.5 × 4.4 × 1.5 cm = 4.13” × 1.73” × 0.59”

Main crystal size: 0.5 × 0.1 cm = 0.20” × 0.04”

EE99F2: The Adamites from Mapimí never seem to run out, but one cannot get bored with them. This one shows why with its sprays, so typical of the locality, which are a perfect color, very brilliant and contrast strongly with the red Limonite matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 11 × 10 × 5.5 cm = 4.33” × 3.94” × 2.17”

TG63V2: Aggregate of dipyramidal crystals of simple morphology, green color, slightly yellowish. They are on limonite matrix.
The sample was in the collection of Chris Cowan, whose label we’ll send to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 3.1 × 2.9 × 2.1 cm = 1.22” × 1.14” × 0.83”

Main crystal size: 1.3 × 0.8 cm = 0.51” × 0.31”

TB96F3: The crystals have good size, are very uniform, well defined, and are green-blue. They are aerial, accompanied by colorless Calcite, and have an intense contrast with the dark Limonite matrix. A very esthetic classic.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 3.7 × 4 × 2.6 cm = 1.46” × 1.57” × 1.02”

Main crystal size: 1.2 × 0.8 cm = 0.47” × 0.31”

TA20X4: Curved and interpenetrating aggregates with poorly defined crystals, and with a yellow color with greenish tones due to the presence of copper. Very aerial and on limonite matrix. An excellent Mexican classic.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 5.8 × 5.5 × 3.9 cm = 2.28” × 2.17” × 1.54”

EA13M1: This esthetic cuprian Adamite specimen is from an important vug that was mined last March at the venerable Ojuela Mine, in Durango, a mine that is being worked again. The specimen consists of well defined crystals of very brilliant cuprian Adamite, with an interesting green color with bluish tones. Of special appeal is the pseudo-octahedral Adamite crystal shape due to well developed terminal faces to the detriment of the prism. Also, with some olive green Austinite crystals in spherical growths, on a rust-red Limonite matrix.
We will provide a copy of the cuprian Adamite analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (03/2008)

Specimen size: 4.2 × 2.7 × 2.7 cm = 1.65” × 1.06” × 1.06”

Main crystal size: 0.2 × 0.1 cm = 0.08” × 0.04”

EG11L9: A novelty from the Sainte-Marie-aux-Mines Mineral Show. Well defined and very brilliant small cuprian Adamite crystals, with an interesting green color with bluish tones, on a matrix of Limonite. We will provide a copy of the analysis to the buyer.
This specimen was photographed for the ‘Ste. Marie-aux-Mines 2008’ section of the magazine ‘Lapis’ and appears on page 45 of number 9/2008.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (03/2008)

Specimen size: 4.2 × 3.5 × 2.6 cm = 1.65” × 1.38” × 1.02”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”

ED6L9: A novelty from the Sainte-Marie-aux-Mines Mineral Show. Group of very sharp, brilliant and attractive green to yellowish color cuprian Adamite crystals, on a Limonite matrix. We will provide a copy of the analysis to the buyer.
This specimen was photographed for the ‘Ste. Marie-aux-Mines 2008’ section of the magazine ‘Lapis’ and appears on page 45 of number 9/2008, and also in the magazine ‘Rivista Mineralogica Italiana’ on page 188 in number 2008/3.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (03/2008)

Specimen size: 5.7 × 3.9 × 3.6 cm = 2.24” × 1.54” × 1.42”

Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”

EF56L9: A novelty from the Sainte-Marie-aux-Mines Mineral Show. Globular aggregates of small but very sharp and brilliant cuprian Adamite crystals, with an excellent and uniform green color. On a Limonite matrix. We will provide a copy of the analysis to the buyer.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Rivista Mineralogica Italiana’ on page 188 in number 2008/3.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (03/2008)

Specimen size: 6.7 × 6.4 × 5.6 cm = 2.64” × 2.52” × 2.20”

Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”

EC46L9: A novelty from the Sainte-Marie-aux-Mines Mineral Show. Globular aggregates of small but very sharp and brilliant cuprian Adamite crystals, with an excellent and uniform green color. On a Limonite matrix. We will provide a copy of the analysis to the buyer.
This specimen was photographed and published as a novelty at the 2008 Ste. Marie Show in the magazine ‘Le Règne Minéral’ number 82, page 27.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (03/2008)

Specimen size: 7.9 × 6.7 × 4.5 cm = 3.11” × 2.64” × 1.77”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”

PQ94AH5: A limonite matrix coated by Adamite crystals with very well defined faces and edges, extraordinarily bright and with a very intense and deep color. A very esthetic Mexican classic.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (±1990)

Specimen size: 9.7 × 8.2 × 3.8 cm = 3.82” × 3.23” × 1.50”

Main crystal size: 1 × 0.4 cm = 0.39” × 0.16”

TR27AJ8: Group of very sharp Adamite (manganoan variety) crystals on matrix. The crystals, translucent and very bright, have a zoned pale lilac color that had been famous with this variety at Mapimí and is currently considered a Mexican classic.
The sample is from the Thomas P. Moore collection whose label we will send to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 2.4 × 2.2 × 2.1 cm = 0.94” × 0.87” × 0.83”

Main crystal size: 1 × 0.5 cm = 0.39” × 0.20”

TR96Z5: A mushroom-like growth on a botryoidal Goethite matrix of Adamite crystals with very well defined faces and edges, a deep yellow color and violet shades on terminal faces. An excellent “oldie” from Mapimí.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 4.7 × 4 × 3.4 cm = 1.85” × 1.57” × 1.34”

TD67: Very gemmy and very brilliant, the combination of the colors of the manganoan Adamite and the regular Adamite make an extremely attractive display specimen.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 9.3 × 5.7 × 2.2 cm = 3.66” × 2.24” × 0.87”

MX9X2: Botryoidal growths of micro-crystals of Duftite, some of them very well defined under a binocular microscope. They are clear green to slightly darker green and their luster varies from bright to dull, with transparent and colorless crystals of Calcite, and they coat a limonite matrix. Due to the absence of previous data about notable samples of Duftite at the Ojuela mine, we consider this find as an interesting "novelty" for this mine. The samples have been analyzed, and we'll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2012)

Specimen size: 3.5 × 2.9 × 2 cm = 1.38” × 1.14” × 0.79”

MC10X2: Botryoidal growths of micro-crystals of Duftite, some of them very well defined under a binocular microscope. They are clear green to slightly darker green and their luster varies from bright to dull, with transparent and colorless crystals of Calcite, and they coat a limonite matrix. Due to the absence of previous data about notable samples of Duftite at the Ojuela mine, we consider this find as an interesting "novelty" for this mine. The samples have been analyzed, and we'll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2012)

Specimen size: 3.8 × 3.4 × 1.4 cm = 1.50” × 1.34” × 0.55”

MV11X2: Botryoidal growths of micro-crystals of Duftite, some of them very well defined under a binocular microscope. They are clear green to slightly darker green and their luster varies from bright to dull, with transparent and colorless crystals of Calcite, and they coat a limonite matrix. Due to the absence of previous data about notable samples of Duftite at the Ojuela mine, we consider this find as an interesting "novelty" for this mine. The samples have been analyzed, and we'll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2012)

Specimen size: 4.4 × 3.6 × 2.6 cm = 1.73” × 1.42” × 1.02”

MX26W5: Fan-like aggregates, on limonite matrix, of transparent crystals of Hemimorphite. They are sharp, bright, have excellent terminations and are with small rhombohedral crystals of calcite with reddish inclusions of Hematite.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2011)

Specimen size: 10.4 × 8.5 × 4 cm = 4.09” × 3.35” × 1.57”

Main crystal size: 1.2 × 0.3 cm = 0.47” × 0.12”

TM67N0: Fanlike growths of Hemimorphite crystals. They are flattened, transparent with sharp faces and edges. The Hemimorphite is with small clear crystals of Calcite on a matrix of Limonite.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (±1990)

Specimen size: 11.5 × 8.5 × 6 cm = 4.53” × 3.35” × 2.36”

Main crystal size: 1.3 × 0.5 cm = 0.51” × 0.20”

MC13Y7: Aggregates of short prismatic crystals, thicker than usual on samples from the Ojuela mine. They are on a limonite matrix and some of them have red inclusions. The sample, apart from its mineralogical and historical interest, is really esthetic.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (1970-1980)

Specimen size: 13 × 9 × 8.5 cm = 5.12” × 3.54” × 3.35”

Main crystal size: 1 × 0.6 cm = 0.39” × 0.24”

MF66AB4: Fan-like aggregates and radial groups of flattened Hemimorphite crystals with excellent terminations. They are very well defined, separate, transparent, and bright and are on a limonite matrix, with small and intense yellow bow-tie Mimetite groups.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (1970-1980)

Specimen size: 8.2 × 4.7 × 6 cm = 3.23” × 1.85” × 2.36”

Main crystal size: 1.2 × 0.5 cm = 0.47” × 0.20”

TM76L3: Fan-shaped groups of transparent Hemimorphite crystals, with a very good brilliance and excellent terminations. Accompanied by very small aggregates of yellow greenish Mimetite crystals. On a Limonite matrix.
We will send the handwritten label of the sample, from T. L. Potucek, to the buyer of this esthetic specimen.
Ojuela Mine, level 7, Mapimí, Municipio Mapimí, Durango  Mexico (12/2004)

Specimen size: 8.3 × 6 × 4.3 cm = 3.27” × 2.36” × 1.69”

Main crystal size: 1.3 × 0.4 cm = 0.51” × 0.16”

MG6AG3: Radial groups of thin, separate and very sharp laminar crystals. They are transparent and very bright, with very well defined faces and edges and on a limonite matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 8.6 × 5.9 × 3.2 cm = 3.39” × 2.32” × 1.26”

Main crystal size: 1 × 0.5 cm = 0.39” × 0.20”

TZ27N0: Crystals of Wulfenite of short prismatic habit. They have excellent luster and color, very intense. On a Limonite matrix and with coatings of green botryoidal Mimetite.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2008)

Specimen size: 2.9 × 2.7 × 2.3 cm = 1.14” × 1.06” × 0.91”

Main crystal size: 0.9 × 0.4 cm = 0.35” × 0.16”

TL6L1: Novelty from Tucson 2008. Unusual morphology. Wulfenite crystals formed by elongated and curved prism faces. Color is yellow, slightly orange. With small Calcite crystals on a Limonite matrix.
This specimen was photographed for the ‘Börsen-News / Tucson '08’ section of the magazine ‘Mineralien Welt’ and appears on page 16 of number 3/2008.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2007)

Specimen size: 3.7 × 2.7 × 2.6 cm = 1.46” × 1.06” × 1.02”

Main crystal size: 1.4 × 0.3 cm = 0.55” × 0.12”

TZ96N9: Very aerial doubly terminated prismatic crystal of Wulfenite of excellent color and good luster on a matrix of Limonite partially coated by growths of green botryoidal Mimetite.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2008)

Specimen size: 4 × 3.8 × 1.9 cm = 1.57” × 1.50” × 0.75”

Main crystal size: 2 × 0.4 cm = 0.79” × 0.16”

TY47N0: Crystals of Wulfenite of very elongated prismatic habit. The crystals, very well defined, have excellent luster and color, very intense. On a Limonite matrix and with coatings of green botryoidal Mimetite.
This specimen was photographed for the ‘what’s new at Tucson 2009’ section of the magazine ‘Mineralien Welt’ and appears on page 4 of number 3/2009.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2008)

Specimen size: 4.8 × 4.1 × 3.2 cm = 1.89” × 1.61” × 1.26”

Main crystal size: 1.4 × 0.3 cm = 0.55” × 0.12”

TH36Y7: Very unusual pineapple-like aggregate. The crystals, showing the forms of a single prism and the pinacoid, have slightly curved edges. They are on limonite matrix and show excellent color and luster.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2009)

Specimen size: 5.8 × 4.2 × 2.2 cm = 2.28” × 1.65” × 0.87”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

TG16AD5: Wulfenite crystals whose shape is between tabular and equant. The crystals, very well defined, have an excellent luster and very intense color. They are on a limonite matrix with small green botryoidal Mimetite.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2009)

Specimen size: 6.5 × 6.1 × 3.3 cm = 2.56” × 2.40” × 1.30”

Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”

TC27N4: A very esthetic sample, very rich with unusually elongated Wulfenitecrystals, most of them doubly terminated. The crystals consist of a steepdipyramid of slightly curved edges and terminated by the pinacoid. They are on Limonite matrix.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2008)

Specimen size: 8.7 × 7.2 × 5 cm = 3.43” × 2.83” × 1.97”

Main crystal size: 1.2 × 0.4 cm = 0.47” × 0.16”

TQ70N0: Crystals of Wulfenite of very acute dipyramidal habit. Color and luster are excellent and they are on a Limonite matrix partially coated by botryoidal green Mimetite.
This specimen was photographed for the ‘what’s new at Tucson 2009’ section of the magazine ‘Mineralien Welt’ and appears on page 7 of number 3/2009.
Ojuela Mine, level 6, San Juan Poniente, Mapimí, Municipio Mapimí, Durango  Mexico (2008)

Specimen size: 9.5 × 7 × 3.8 cm = 3.74” × 2.76” × 1.50”

Main crystal size: 0.9 × 0.4 cm = 0.35” × 0.16”

TQ96X4: A novelty at Tucson 2013. Wulfenite crystals formed by the prism and the terminal pinacoid, some of them doubly terminated, implanted on a botryoidal matrix of Mottramite.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (10/2012)

Specimen size: 4.3 × 3.7 × 2.4 cm = 1.69” × 1.46” × 0.94”

Main crystal size: 0.8 × 0.4 cm = 0.31” × 0.16”

TR46X4: A novelty at Tucson 2013. Small crystals of Wulfenite formed by the prism and terminal pinacoid, some of them doubly terminated, implanted on a columnar growth of Mottramite.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (10/2012)

Specimen size: 6.7 × 2.5 × 1.3 cm = 2.64” × 0.98” × 0.51”

Main crystal size: 0.6 × 0.3 cm = 0.24” × 0.12”

TF66X6: A novelty at Tucson 2013. Dark olive-green botryoidal growths of Mottramite with yellow Wulfenite crystals consisting of a prism and the terminal pinacoid. We will provide a copy of the analysis of the Mottramite to the buyer of the specimen.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (10/2012)

Specimen size: 7.3 × 3.9 × 2.7 cm = 2.87” × 1.54” × 1.06”

Main crystal size: 1.2 × 0.9 cm = 0.47” × 0.35”

TQ66AC5: A bizarre formation of botryoidal Rosasite with an intense and uniform bluish green color and on a limonite matrix. Such a sample is almost an “oldie” because no more have been recovered since this Rosasite was mined in 2010.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 4.8 × 3.6 × 2.8 cm = 1.89” × 1.42” × 1.10”

TG96S0: Botryoidal aggregate of Rosasite with color banding at the top and concentric growths, on limonite matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 5 × 4 × 2.4 cm = 1.97” × 1.57” × 0.94”

TP86S1: Botryoidal growths of Rosasite of rich greenish blue color, very uniform, on which are columnar growths of green Conichalcite with white rhombohedral crystals of Calcite, on a limonitic matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 5.3 × 3.5 × 3.4 cm = 2.09” × 1.38” × 1.34”

TH76S1: Columnar-botryoidal growth of Rosasite of rich greenish blue color, very uniform, with small white rhombohedral crystals of Calcite on limonitic matrix. The "Mouse"!
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 6.4 × 2.6 × 2.8 cm = 2.52” × 1.02” × 1.10”

Main crystal size: 2.4 × 1 cm = 0.94” × 0.39”

TJ66S2: Botryoidal aggregate of Rosasite of intense greenish-blue on Limonite matrix. A recent discovery at the classic Ojuela mine.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 6.4 × 6.2 × 6.3 cm = 2.52” × 2.44” × 2.48”

TX64S2: Botryoidal aggregate of Rosasite of intense greenish-blue on Limonite matrix. A recent discovery at the classic Ojuela mine.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 6.9 × 5.2 × 3.1 cm = 2.72” × 2.05” × 1.22”

TD26S2: Botryoidal aggregate of Rosasite of intense greenish-blue on Limonite matrix. A recent discovery at the classic Ojuela mine.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2010)

Specimen size: 8.6 × 4.5 × 4.3 cm = 3.39” × 1.77” × 1.69”

TF6V2: A novelty at Tucson 2012. These Mottramites are totally new for Ojuela Mine where they never were seen before. Also the quality is quite competitive due to its richness and the botryoidal forms, so they are not only a "locality sample" but also a good representation of the species.
We will provide a copy of the analysis to the buyer of the specimen.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 5.3 × 3.7 × 4 cm = 2.09” × 1.46” × 1.57”

TZ8AB7: These Mottramites were found in 2011 at the Ojuela mine, where the species never before had been observed. A lot of samples were recovered in that find, but never again so the find was unique. The quality of this sample is quite competitive due to its botryoidal forms which make it comparable to the good quality samples from other localities. We’ll provide a copy of the analysis to the buyer.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 6.9 × 5.2 × 3.8 cm = 2.72” × 2.05” × 1.50”

TD17V1: A novelty at Tucson 2012. These Mottramites are totally new for Ojuela Mine where they never were seen before. Also the quality is quite competitive due to its richness and the botryoidal forms, so they are not only a "locality sample" but also a good representation of the species.
We will provide a copy of the analysis to the buyer of the specimen.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 7.4 × 7.2 × 4.4 cm = 2.91” × 2.83” × 1.73”

TT96AB7: These Mottramites were found in 2011 at the Ojuela mine, where the species never before had been observed. A lot of samples were recovered in that find, but never again so the find was unique. The quality of this sample is quite competitive due to its botryoidal forms which make it comparable to the good quality samples from other localities. We’ll provide a copy of the analysis to the buyer.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 9.5 × 7 × 4.8 cm = 3.74” × 2.76” × 1.89”

TX28V7: A novelty at Tucson 2012. These Mottramites are totally new for the Ojuela Mine where they never were seen before. Also the quality is quite competitive due to its richness and the botryoidal forms, so they are not only a "locality sample" but also a good representation of the species.
We will provide a copy of the analysis to the buyer of the specimen.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 9.8 × 7.3 × 5.7 cm = 3.86” × 2.87” × 2.24”

TP66V7: A novelty at Tucson 2012. These Mottramites are totally new for the Ojuela Mine where they never were seen before. Also the quality is quite competitive due to its richness and the botryoidal forms, so they are not only a "locality sample" but also a good representation of the species.
We will provide a copy of the analysis to the buyer of the specimen.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 10 × 7.8 × 4.2 cm = 3.94” × 3.07” × 1.65”

TQ91AJ0: Very well defined spheroidal growths of Mottramite on a limonite matrix with a greasy luster and a very deep olive green color. The sample is from the famous find in November, 2011, when Mottramite was firstly noted in a collectible form at Mapimí. We will provide a copy of the analysis to the buyer.
Ojuela Mine, level 35, Mapimí, Municipio Mapimí, Durango  Mexico (11/2011)

Specimen size: 13.4 × 9.6 × 6.4 cm = 5.28” × 3.78” × 2.52”

MY26X2: Botryoidal growths of micro-crystals of Duftite, some of them very well defined under a binocular microscope. They are clear green to slightly darker green and their luster varies from bright to dull, with transparent and colorless crystals of Calcite, and they coat a limonite matrix. Due to the absence of previous data about notable samples of Duftite at the Ojuela mine, we consider this find as an interesting "novelty" for this mine. The samples have been analyzed, and we'll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2012)

Specimen size: 6.4 × 4.4 × 2.7 cm = 2.52” × 1.73” × 1.06”

MB56X2: Botryoidal growths of micro-crystals of Duftite, some of them very well defined under a binocular microscope. They are clear green to slightly darker green and their luster varies from bright to dull, with transparent and colorless crystals of Calcite, and they coat a limonite matrix. Due to the absence of previous data about notable samples of Duftite at the Ojuela mine, we consider this find as an interesting "novelty" for this mine. The samples have been analyzed, and we'll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2012)

Specimen size: 9.5 × 7.8 × 3.9 cm = 3.74” × 3.07” × 1.54”

MD76X2: Botryoidal growths of micro-crystals of Duftite, some of them very well defined under a binocular microscope. They are clear green to slightly darker green and their luster varies from bright to dull, with transparent and colorless crystals of Calcite, and they coat a limonite matrix. Due to the absence of previous data about notable samples of Duftite at the Ojuela mine, we consider this find as an interesting "novelty" for this mine. The samples have been analyzed, and we'll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (2012)

Specimen size: 10.8 × 10.7 × 4.3 cm = 4.25” × 4.21” × 1.69”

EV67V1: Spheroidal aggregates of Conichalcite with very intense green color, on a limonite matrix with scalenohedral crystals of Calcite. Of better quality than usual for this locality.
Mapimí, Municipio Mapimí, Durango  Mexico (1970-1980)

Specimen size: 10.5 × 5.3 × 4.8 cm = 4.13” × 2.09” × 1.89”

EQ87AA3: Botryoidal Mimetite aggregates, on matrix, with an intense and deep yellow color and with implanted laminar Wulfenite crystals that are very bright with a pale yellow color. A sample of very good quality for the Ojuela mine.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 5.4 × 4.9 × 2.6 cm = 2.13” × 1.93” × 1.02”

TW99AA2: Botryoidal growths and isolated Mimetite crystals, on matrix, with an intense yellow color. Contrary to our usual policy, we offer this sample despite some small broken crystals, because the main group is above normal in size and quality, and it is in perfect condition. Also for the special quality and esthetics of the piece in comparison with the best-known samples from this mine.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (09/2013)

Specimen size: 7.6 × 4.5 × 3.7 cm = 2.99” × 1.77” × 1.46”

Main crystal size: 1.8 × 1.2 cm = 0.71” × 0.47”

MM96AL3: Growth, on matrix, of spheroidal crystals that are more individualized than usual, and yellowish green, unusual in specimens from this deposit.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 8.2 × 7 × 2.1 cm = 3.23” × 2.76” × 0.83”

Main crystal size: 0.5 × 0.5 cm = 0.20” × 0.20”

E11DG4: This Aurichalcite has good color quality, but draws specially our attention the paragenesis with Gypsum crystals on the central part of the specimen. It comes from an old collection and we add the two labels.
Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 4.7 × 3.7 × 2.2 cm = 1.85” × 1.46” × 0.87”

EM96V1: Radial aggregates of acicular crystals of Aurichalcite on limonite matrix. They are very bright and have a very vivid greenish blue color.
Mapimí, Municipio Mapimí, Durango  Mexico (±1980)

Specimen size: 6.8 × 5.7 × 4 cm = 2.68” × 2.24” × 1.57”

Main crystal size: 0.7 × 0.1 cm = 0.28” × 0.04”

EC46V0: Radial growths of acicular crystals of Aurichalcite with a deeper color in the center and clearer on the crystal terminations. They are on a limonite matrix, with fanlike aggregates of colorless and transparent crystals of Hemimorfite.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (±1970)

Specimen size: 10 × 5.4 × 3.4 cm = 3.94” × 2.13” × 1.34”

Main crystal size: 0.4 × 0.3 cm = 0.16” × 0.12”

TB14R9: An especially aerial and esthetic sample, with sharp rhombohedral crystals of Calcite on Limonite matrix. The crystals have very well marked color zoning enhanced by reddish inclusions of Hematite.
Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 5.7 × 4.8 × 2.4 cm = 2.24” × 1.89” × 0.94”

Main crystal size: 1 × 1 cm = 0.39” × 0.39”

TP27Z5: Rhombohedral Calcite crystals on a limonite matrix with very well defined faces and edges. They are very rich in blue inclusions of an undetermined secondary copper mineral. The crystals have been analyzed and, although their aspect suggests it could be another species, it is an unusual Calcite with inclusions. We will send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 8.6 × 4.4 × 4 cm = 3.39” × 1.73” × 1.57”

Main crystal size: 0.4 × 0.4 cm = 0.16” × 0.16”

MV10W4: Very well defined rhombohedral crystals of simple forms, bright and with snowy white color. They are implanted on a base of flattened crystals of Hemimorphite, also very well defined, and on a limonite matrix. Such samples were quite common at the Ojuela Mine in the eighties.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (1970-1980)

Specimen size: 8.2 × 6.1 × 4.1 cm = 3.23” × 2.40” × 1.61”

Main crystal size: 2.7 × 2.1 cm = 1.06” × 0.83”

MB57Y3: Botryoidal Mimetite growth, on matrix, with very intense and uniform yellow color and very notable relief. It is on a limonite matrix and is of an excellent quality for Ojuela Mine.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 4.4 × 3.9 × 2 cm = 1.73” × 1.54” × 0.79”

TV90V4: Spheroidal aggregates of acute dipyramidal crystals with intense yellow color and on matrix.
The sample, of high quality for the locality, is with a label of the Chris Cowan collection that we will send to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 7.8 × 6.2 × 3 cm = 3.07” × 2.44” × 1.18”

NR59AB7: Translucent globular Austinite growths with a very intense and uniform green color. They are on a limonite matrix, with small cuprian Adamite crystals that have a clearer green color. Due to its color and shape the sample is very esthetic. Both the Austinite and Adamite have been analyzed and we’ll provide a copy of the analyses to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 4.1 × 4 × 2.9 cm = 1.61” × 1.57” × 1.14”

VH47AF0: Botryoidal Austinite (cuprian variety) on a limonite matrix. They are bright, have a deep and uniform green color and are with a white rhombohedrally terminated Calcite crystal. The sample has been analyzed and we’ll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 5 × 4.5 × 3.2 cm = 1.97” × 1.77” × 1.26”

TD89AL4: Globular growths of lenticular Austinite crystals, with sharp crystal forms and strong curvatures on the faces and edges, translucent and on a limonite matrix.
The specimen comes from the Rock Currier collection (No. 7994) with a collection label and an identifying note on the back of the specimen.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 7.9 × 5.4 × 4.8 cm = 3.11” × 2.13” × 1.89”

NP47AB5: Spheroidal aggregates of translucent crystals with a clear green color and on a limonite matrix, with small Adamite crystals. The Austinite has a level of transparency that is unusual for the samples from the Ojuela mine. The sample has been analyzed and we’ll send a copy of the analysis to the buyer.
Ojuela Mine, level 5, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 5.5 × 4.4 × 4 cm = 2.17” × 1.73” × 1.57”

Main crystal size: 1 × 0.9 cm = 0.39” × 0.35”

TM42J3: Legrandite is an uncommon arsenate. In this specimen it forms a centered group, fan-shaped, of prismatic crystals with excellent terminations and extraordinary color and luster. They are on Limonite matrix.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 3.1 × 3 × 1.6 cm = 1.22” × 1.18” × 0.63”

Main crystal size: 2 × 0.2 cm = 0.79” × 0.08”

TT47AB8: Centered aggregate of Köttigite crystals with very well defined terminations and a deep bluish-green color. It is on matrix, with microscopic coatings of yellowish Pharmacosiderite. The Raman analysis indicates values in the Köttigite-Parasymplesite series and concludes it is an iron bearing Köttigite. We’ll send a copy of the analysis to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 3 × 2.6 × 1,7 cm = 1.18” × 1.02” × 0.39”

Main crystal size: 1.5 × 1.4 cm = 0.59” × 0.55”

EH10AA1: Aggregate of very sharp and exceptionally well developed Paradamite crystals, rare and unmistakable with Adamite, with an intense and uniform yellow color and on limonite matrix.
The sample is from the type locality for the species and it is with a label of the very well-known collection of Ronald J. Pellar that we will send to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico

Specimen size: 1.7 × 1.2 × 1.2 cm = 0.67” × 0.47” × 0.47”

Main crystal size: 0.5 × 0.3 cm = 0.20” × 0.12”

TF90Z8: Aggregate of very sharp dipyramidal crystals with the dipyramid truncated by the pinacoid. They are large for the species (and very large for the locality) and are translucent, bright and have a very deep greenish-blue color, but it varies depending of the kind of incident light, more blue in daylight. A thumbnail of high quality.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (08/2013)

Specimen size: 2.7 × 2 × 1,3 cm = 1.06” × 0.79” × 0.39”

Main crystal size: 1.2 × 1 cm = 0.47” × 0.39”

ET16X1: Two single crystals, one of them clearly dominant, that combine two vertical prisms, a very sharp pinacoid and some smaller forms. The crystals, translucent and with an intense color that is deeper on the terminations and on the edges, are on a matrix of volcanic rock with spheroidal growths of Opal.
Mina Artroyos, Potrillos, Coneto de Comonfort, Durango  Mexico (±1970)

Specimen size: 2.6 × 2.4 × 1.7 cm = 1.02” × 0.94” × 0.67”

Main crystal size: 1.7 × 1.3 cm = 0.67” × 0.51”

MA50K1: Very well defined crystals, one of them clearly dominant and of considerable length and with very good color and luster on a matrix which is a Chalcedony formation, uncommon for Cerro de Mercado specimens.
Mina Cerro de Mercado, Cerro de los Remedios, Victoria de Durango, Municipio de Durango, Durango  Mexico

Specimen size: 11.2 × 8.5 × 7 cm = 4.41” × 3.35” × 2.76”

Main crystal size: 5.3 × 1.5 cm = 2.09” × 0.59”

TR99AL2: A novelty at Tucson 2020. Druse of short prismatic Creedite crystals, with very sharp and profiled terminal faces, with good luster and light violet, on matrix, with crystallized Fluorite in green and violet colors. The specimen is very different from those known from this locality in recent years, although there are similar specimens from this mine in an old collection, which coincides with the indications that this find came from old mine galleries.
The specimen has been reviewed, photographed and published as a novelty from Tucson 2020 in the Russian magazine ‘Mineral Observer’ on page 60 in the volume 25, number 2

Navidad Mine, Abasolo, Rodeo, Municipio de Rodeo, Durango  Mexico (10-12/2019)

Specimen size: 5.5 × 4.3 × 3.2 cm = 2.17” × 1.69” × 1.26”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”

TB27AL7: A novelty at Tucson 2020: Druse, on matrix, of bipyramidal Creedite crystals, some of them doubly terminated, with sharp pointed terminations, between transparent and translucent, lustrous, and light violet in color. The specimen is quite different from those known from this locality in recent years, although in some old collections there are similar specimens from the same source, which coincides with the indications that this find was made in old galleries of the mine.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Mineral Up’ on page 43 of the 2020/02 edition.
Navidad Mine, Abasolo, Rodeo, Municipio de Rodeo, Durango  Mexico (10-12/2019)

Specimen size: 8.6 × 6.2 × 5.5 cm = 3.39” × 2.44” × 2.17”

Main crystal size: 0.6 × 0.3 cm = 0.24” × 0.12”

TM26D8: While this locality has produced lots of material and quite often produces good ones, this octahedral Fluorite is really nice. This is due to the crystal size, their definition and the intensity of their color. A major sample for a reasonable price.
Mina Navidad, Abasolo, Rodeo, Municipio de Rodeo, Durango  Mexico (2003)

Specimen size: 12.2 × 10.5 × 3 cm = 4.80” × 4.13” × 1.18”

Main crystal size: 2.9 × 2.4 cm = 1.14” × 0.94”

FR76: Unusual form: first elongated crystals and then pseudocubic sharp crystals. As in many other cases in this collection, different from the usual.
La Sirena Mine, 590 level, Guanajuato, Municipio Guanajuato  Mexico

Specimen size: 4 × 3.2 × 2.7 cm = 1.57” × 1.26” × 1.06”

Main crystal size: 1.2 × 0.8 cm = 0.47” × 0.31”

TF86AH5: Acanthite crystals with the dominant forms of the cube some of whose faces have very deep hollowed growths. One of the more dominant and very aerial crystals is extraordinarily elongated. They are on matrix with Quartz and small and very bright Pyrite crystals.
The sample, a great classic, is from the David and Emily Stoudt collection of Houston, Texas, and previously in the Kenneth C. Raba and Arson collections in New York. We’ll send the three labels to the buyer.
San Juan de Rayas Mine, Guanajuato, Municipio Guanajuato  Mexico

Specimen size: 6.5 × 3.2 × 3.5 cm = 2.56” × 1.26” × 1.38”

Main crystal size: 2.2 × 0.9 cm = 0.87” × 0.35”

TV69Z7: Aggregate of very sharp cubic Acanthite crystals that coexist with skeletal and hooked forms of the same mineral. The aggregate, on a Calcite matrix, shows a magnificent contrast between the snowy white Calcite and the luster and relief of the very aerial Acanthite.
San Juan de Rayas Mine, Guanajuato, Municipio Guanajuato  Mexico (03/2013)

Specimen size: 8.7 × 6.1 × 3.4 cm = 3.43” × 2.40” × 1.34”

Main crystal size: 0.6 × 0.4 cm = 0.24” × 0.16”

TM47AJ3: Very aerial group of Acanthite crystals after Pyrargyrite, with short-prismatic shape and coated by a last phase of Acanthite microcrystals.
The sample is from the Thomas P. Moore collection whose label we will send to the buyer.
Guanajuato, Municipio Guanajuato  Mexico

Specimen size: 2.8 × 1.6 × 1.4 cm = 1.10” × 0.63” × 0.55”

Main crystal size: 0.5 × 0.5 cm = 0.20” × 0.20”

TK74AE8: Aggregate of very bright Chalcopyrite crystals, pseudomorphous after Polybasite with a hexagonal contour and partially coated by small cubic Acanthite crystals.
The sample has a great quality and it has been noted and photographed in the monograph “Mexico Special Issue VII” of the Mineralogical Record magazine (September-October 2016, pg. 545)
Guanajuato, Municipio Guanajuato  Mexico

Specimen size: 4.5 × 3.8 × 3.5 cm = 1.77” × 1.50” × 1.38”

EP49AC6: Floater aggregate of transparent and very bright Quartz (variety amethyst) crystals, with phantom growths and with a very vivid and intense color. On the back, the aggregate is completely coated by Calcite and there is a very sharp, white, Calcite scalenohedron.
An excellent sample of the F. y C. Gilbert collection whose label we’ll send to the buyer.
This specimen's photo has been reviewed and published in the magazine ‘Mineralogical Record’ on page 556 in the volume 47, number 5 (September-October 2016)
Guanajuato, Municipio Guanajuato  Mexico (±1960)

Specimen size: 7.4 × 5.5 × 2.6 cm = 2.91” × 2.17” × 1.02”

TP63AI7: Druse of transparent and bright Quartz (amethyst) crystals with very short prisms with strong color zoning and phantom growths. Between the amethyst crystals there are white scalenohedral Calcite crystals. An extraordinary sample, undoubtedly among the best from this well-known locality.
Cata Mine, Guanajuato, Municipio de Guanajuato  Mexico (±1980)

Specimen size: 22.8 × 14.2 × 5.6 cm = 8.98” × 5.59” × 2.20”

Main crystal size: 1.9 × 1.4 cm = 0.75” × 0.55”

EB87AM3: Intergrowth of twinned Sphalerite crystals with skeletal Galena crystals. On matrix, with small white Quartz crystals and polycrystalline Fluorite growths. Very old and unusual piece.
Los Remedios Mine, Taxco de Alarcón, Municipio Taxco, Guerrero  Mexico

Specimen size: 10.9 × 10.4 × 2.9 cm = 4.29” × 4.09” × 1.14”

NV36AJ8: Aggregate of very bright Stibnite crystals that have an uncommon morphology for the species because they are very short, some of them doubly terminated and have very well developed terminal faces. We also note that well crystallized Stibnite is rare at Taxco.
The sample is from the Carlos Prieto collection whose handwritten label we will send to the buyer.
Taxco de Alarcón, Municipio Taxco, Guerrero  Mexico

Specimen size: 5.5 × 3.9 × 1.6 cm = 2.17” × 1.54” × 0.63”

Main crystal size: 0.5 × 0.1 cm = 0.20” × 0.04”

TD76L5: Group of Legrandite crystals with perfect terminations. Luster, color intensity and transparency increase from the base to the upper termination. On botryoidal Smithsonite and all on a Limonite matrix.
The specimen has been reviewed and published in the magazine ‘Lapis’ on page 41, volume 33, number 7-8, August 2008.
Flor de Peña Mine, Lampazos (Lampazos de Naranjo), Municipio Lampazos (Lampazos de Naranjo), Nuevo Leon  Mexico

Specimen size: 4.7 × 4.5 × 3.2 cm = 1.85” × 1.77” × 1.26”

Main crystal size: 0.6 × 0.2 cm = 0.24” × 0.08”

TM87K8: Group of prismatic crystals with uncommon flat terminations. Good color and brilliance making a high contrast with the dark Limonite matrix. The specimen, from the type locality, has a different habit than the more common Mapimí Legrandites.
The specimen has been reviewed and published in the magazine ‘Lapis’ on page 41, volume 33, number 7-8, August 2008.
Flor de Peña Mine, Lampazos (Lampazos de Naranjo), Municipio Lampazos (Lampazos de Naranjo), Nuevo Leon  Mexico

Specimen size: 6 × 3.3 × 1.4 cm = 2.36” × 1.30” × 0.55”

Main crystal size: 0.8 × 0.3 cm = 0.31” × 0.12”

TA47P9: The sample is from the Flor de Peña Mine, the type locality. The small crystals with very well defined faces and edges, form sheaf like growths on a matrix partially coated by botryoidal yellowish-white Smithsonite. Color and luster of the Legrandite crystals are excellent.
Flor de Peña Mine, Lampazos (Lampazos de Naranjo), Municipio Lampazos (Lampazos de Naranjo), Nuevo Leon  Mexico

Specimen size: 8 × 4 × 3.8 cm = 3.15” × 1.57” × 1.50”

Main crystal size: 0.9 × 0.4 cm = 0.35” × 0.16”

TC40J7: The short prismatic crystals on dark Smithsonite matrix, that we analyzed, are very sharp and have an unusual transparency for the species. The different groups of crystals have two different shades of yellow. With the specimen we’ll send a copy of the analysis of the Smithsonite.
Flor de Peña Mine, Lampazos (Lampazos de Naranjo), Municipio Lampazos (Lampazos de Naranjo), Nuevo Leon  Mexico

Specimen size: 8.1 × 5.3 × 5.3 cm = 3.19” × 2.09” × 2.09”

Main crystal size: 0.5 × 0.4 cm = 0.20” × 0.16”

TRA27AO4: Very aerial group of flattened Miargyrite crystals, with very sharp crystal forms, with intense luster, on a crystalline Quartz matrix.
This specimen has been individually analyzed and we will send a copy of the analysis to the buyer.
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (01/2018)

Specimen size: 2.2 × 1.5 × 1.6 cm = 0.87” × 0.59” × 0.63”

Main crystal size: 0.4 × 0.1 cm = 0.16” × 0.04”

TA54AI7: A group of Miargyrite crystals with a good size for the species, with unusually well defined faces and edges, fine growth striations and very bright. An extraordinary miniature that has been analyzed. We’ll send a copy of the analysis to the buyer.
The sample has been referenced in the 'Mineral Up' magazine (2018/2, pages 36-37).
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (01/2018)

Specimen size: 2.2 × 2.1 × 1.5 cm = 0.87” × 0.83” × 0.59”

Main crystal size: 1 × 0.4 cm = 0.39” × 0.16”

TC89AH1: A novelty at Tucson 2018. Group of Miargyrite crystals with an extraordinary definition and length for the species. They are very bright and have fine growth striations. The sample has been analyzed and we’ll send a copy of its analysis to the buyer.
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (01/2018)

Specimen size: 2.5 × 2.1 × 1.2 cm = 0.98” × 0.83” × 0.47”

Main crystal size: 0.6 × 0.4 cm = 0.24” × 0.16”

TB71AH1: A novelty at Tucson 2018. Aggregate of mixed Miargyrite and Pyrargyrite crystals. The Pyrargyrite crystals are short with flat terminations and the Miargyrite has smooth surfaces with fine striations and very bright crystal faces. The sample has been analyzed and we’ll send a copy of its analysis to the buyer.
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (01/2018)

Specimen size: 4.2 × 3.7 × 4.1 cm = 1.65” × 1.46” × 1.61”

TC66AJ8: Spheroidal aggregates of very sharp Miargyrite crystals with a good size for the species and they are very bright. They are on matrix with Quartz and Chalcopyrite crystals. The sample, of great quality, is from a recent find in the San José mine and it has been analyzed. We will send a copy of the analysis to the buyer.
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (2018)

Specimen size: 5.8 × 4.6 × 2.8 cm = 2.28” × 1.81” × 1.10”

Main crystal size: 0.4 × 0.3 cm = 0.16” × 0.12”

TC11Z6: Group, on a Chalcopyrite matrix, of complex Tennantite crystals with a tetrahedral shape and very rich with faces, very bright and partially coated by small Quartz crystals. The analysis of the crystals indicates that they are basically silvery Tennantite, but the presence of other silver minerals such as Miargyrite, Pyrargyrite or Freibergite has been detected. The sample is from a Mexican zone that is scarcely known in mineralogical circles, so we indicate the locality as approximate because we don’t know if all the samples are from a single mine, different mines, or from a wider mining area. We will send a copy of the analysis of the Tennantite to the buyer.
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (2013)

Specimen size: 2.9 × 2.6 × 1.1 cm = 1.14” × 1.02” × 0.43”

Main crystal size: 0.3 × 0.3 cm = 0.12” × 0.12”

TB6Z6: Group, on a Chalcopyrite matrix, of complex Tennantite crystals with a tetrahedral shape and very rich with faces, very bright and partially coated by small Quartz crystals. The analysis of the crystals indicates that they are basically silvery Tennantite, but the presence of other silver minerals such as Miargyrite, Pyrargyrite or Freibergite has been detected. The sample is form a Mexican zone that is scarcely known in mineralogical circles, so we indicate the locality as approximate because we don’t know if all the samples are from a single mine, different mines, or from a wider mining area. We will send a copy of the analysis of the Tennantite to the buyer.
San José Mine, San José del Progreso, Municipìo San José del Progreso, Ocotlán District, Valles Centrales Region, Oaxaca  Mexico (2013)

Specimen size: 4.6 × 3.2 × 1.7 cm = 1.81” × 1.26” × 0.67”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”

MC26V1: Doubly terminated crystal on matrix. It has very well defined faces and edges and is transparent, with a very deep color. It also has a small aggregate of Opal (variety hyalite) near its upper termination.
Tepetate, Villa de Arriaga, San Luis Potosí  Mexico

Specimen size: 3.4 × 3.1 × 2.1 cm = 1.34” × 1.22” × 0.83”

Main crystal size: 2.2 × 0.6 cm = 0.87” × 0.24”

EM49F4: Two pseudomorphic crystals of Stibiconite after Stibnite, very large, prismatic, and perfect. As is normal in the examples from Mexico, Stibiconite has completely replaced the Stibnite, not just coated it.
Real de Catorce (Catorce), Catorce Mountains, Municipio Catorce, San Luis Potosí  Mexico (±1970)

Specimen size: 19 × 5 × 6 cm = 7.48” × 1.97” × 2.36”

EG46Y8: Doubly terminated crystals of Fluor-Buergerite on matrix. They show a combination of a dominant ditrigonal prism and rhombohedral terminations. The crystals are very bright, have dark a brown, almost black, color with translucent reflections. The sample, from the type locality for the species, is with a label from John. S. White that indicates it previously was in the Luther Thomas collection. We’ll send both labels to the buyer.
The specimen has been photographed and published in the magazine ‘Paragénesis’, number 01/2020, page 62
Municipio Mexquitic de Carmona, San Luis Potosí  Mexico

Specimen size: 6.6 × 5.4 × 3 cm = 2.60” × 2.13” × 1.18”

Main crystal size: 0.8 × 0.5 cm = 0.31” × 0.20”

EY7V0: Aggregate of tabular crystals (poker chip habit) with hexagonal shape and triangular growth forms on the pinacoid. They have a very well defined color zoning, white on the terminations and creamy in the center.
Mina San Bartolo, Charcas, San Luis Potosí  Mexico (1970-1980)

Specimen size: 12.6 × 7.8 × 4.6 cm = 4.96” × 3.07” × 1.81”

Main crystal size: 3.6 × 2.6 cm = 1.42” × 1.02”

ER96I1: The crystals of Danburite are completely clear and form a contact visible both for the form of wedge on the termination and the fine suture all along the prism. The group is densely covered by amethyst crystals of excellent color.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Mineral Up’ on page 28 in number 2006/2.
Mina San Bartolo, Charcas, San Luis Potosí  Mexico (2005-2006)

Specimen size: 4 × 2.8 × 3 cm = 1.57” × 1.10” × 1.18”

Main crystal size: 1.5 × 0.6 cm = 0.59” × 0.24”

EL30H7: The sample is very esthetic, formed by prismatic crystals of Danburite, one of them clearly dominant, with very sharp faces and edges and clear terminations. On the base of the specimen there are groups of amethyst Quartz of a nice color, contrasting with the white Danburite.
This sample has been reviewed, photographed and published as news from Ste. Marie 2006 by the magazine ‘Le Règne Minéral’ on page 47, number 70.
Mina San Bartolo, Charcas, San Luis Potosí  Mexico (2005-2006)

Specimen size: 7 × 6.5 × 4.5 cm = 2.76” × 2.56” × 1.77”

Main crystal size: 8.3 × 2.2 cm = 3.27” × 0.87”

TB16G9: We specially love the vivid green color of his fine and esthetic botryoidal growth, really formed of crystals with completely rounded faces and edges.
Mina Santa Anita, Choix, Sinaloa  Mexico (2005)

Specimen size: 5.5 × 5 × 2.5 cm = 2.17” × 1.97” × 0.98”

TA50AL2: A novelty at Tucson 2020. Two outstanding Olivenite crystals, one of them clearly dominant, flattened, with very well defined faces and edges and perfect terminations, lustrous and very deep olive green. As on so many other occasions in Milpillas, among the best of the species.
Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 1.8 × 0.9 × 0.6 cm = 0.71” × 0.35” × 0.24”

TT49AL2: A novelty at Tucson 2020. Matrix group of outstanding Olivenite crystals, one of them clearly dominant, flattened, with very well defined faces and edges and perfect terminal faces, lustrous and very deep olive green. As on so many other occasions in Milpillas, among the best of the species.
The sample has been noted and photographed in the monograph 'The Milpillas Mine' of the ‘Mineralogical Record‘ magazine on page 608 in the volume 52, number 5, September-October 2021 and in the Russian magazine ‘Mineral Observer’ on page 58 in the volume 25, number 2

Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 1.9 × 1.4 × 1.3 cm = 0.75” × 0.55” × 0.51”

Main crystal size: 1.9 × 0.5 cm = 0.75” × 0.20”

TX99AL2: A novelty at Tucson 2020. Two outstanding Olivenite crystals, flattened, with sharp faces and edges and perfect terminal faces, lustrous and very deep olive green. As on so many other occasions in Milpillas, the best for the species. As on so many other occasions in Milpillas, among the best of the species.
The specimen has been reviewed, photographed and published as a novelty from Tucson 2020 in the Russian magazine ‘Mineral Observer’ on page 58 in the volume 25, number 2

Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 1.9 × 1.8 × 0.9 cm = 0.75” × 0.71” × 0.35”

Main crystal size: 1.9 × 0.7 cm = 0.75” × 0.28”

TV99AL2: A novelty at Tucson 2020. Group, on matrix, of highly profiled, flattened Olivenite crystals, some of them doubly terminated, with very well defined faces and edges and perfect terminal faces, lustrous and very deep olive green. As on so many other occasions in Milpillas, among the best of the species.
Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 2 × 1.6 × 1.2 cm = 0.79” × 0.63” × 0.47”

Main crystal size: 1.8 × 0.5 cm = 0.71” × 0.20”

TR92AL2: A novelty at Tucson 2020. Very aerial group, on matrix, of highly profiled, flattened, doubly terminated Olivenite crystals, with sharp faces and edges and perfect terminal faces, lustrous and with a very deep olive-green color. As on so many other occasions in Milpillas, among the best of the species.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Mineral Up’ on page 43 of the 2020/02 edition.
Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 3.3 × 2.6 × 2 cm = 1.30” × 1.02” × 0.79”

Main crystal size: 1.9 × 0.3 cm = 0.75” × 0.12”

TT51AL2: A novelty at Tucson 2020. Matrix group of acicular Olivenite crystals with very well defined faces and edges, lustrous and very deep olive green. As on so many other occasions in Milpillas, among the best of the species.
Milpillas Mine, level 992, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (11-12/2019)

Specimen size: 4.7 × 3 × 1.9 cm = 1.85” × 1.18” × 0.75”

Main crystal size: 0.4 × 0.1 cm = 0.16” × 0.04”

TT6Y4: Group of sharp doubly terminated crystals, one of them clearly dominant. They have the extraordinary deep blue color (“electric blue”) typical of the best samples from Milpillas and are slightly coated by Malachite. Nice miniature.
Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (2011-2012)

Specimen size: 2 × 1.5 × 0.7 cm = 0.79” × 0.59” × 0.28”

Main crystal size: 2 × 1.2 cm = 0.79” × 0.47”

TA68AJ2: A novelty at Tucson 2019. Very sharp Azurite crystals, one of them clearly dominant, with a morphology that is unusual until now at Milpillas. The crystals, on matrix, are extremely flattened, between translucent and transparent, extraordinarily bright and have a very deep color with vivid reflections.
Milpillas Mine, Cuitaca, Municipio Santa Cruz, Sonora  Mexico (12/2018)

Specimen size: 2.4 × 2 × 1.1 cm = 0.94” × 0.79” × 0.43”

Main crystal size: 1.6 × 1.1 cm = 0.63” × 0.43”