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TF66AN1: Bixbyite with Topaz
Bixbyite crystals of cubic habit with lustrous polycrystalline growths and sharp crystal forms, implanted on a transparent Topaz crystal. The specimen comes from the collection of José Luís Vallecillo, a collector in Madrid.
Thomas Range, Juab County, Utah  USA
Specimen size: 3.2 × 1.1 × 1 cm = 1.26” × 0.43” × 0.39”
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EP64E6: Bixbyite with Topaz
Great Bixbyite with large crystal size, perfection, and good position on the matrix. There are also some small crystals of Topaz. In general we can say that it is among the best for the species. In fact it is a phenomenal specimen.
Thomas Range, Juab County, Utah  USA
Specimen size: 5.1 × 3.7 × 2.4 cm = 2.01” × 1.46” × 0.94”

Main crystal size: 1.2 × 1.1 cm = 0.47” × 0.43”
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BFG56AO6: Bixbyite with Topaz, Fluorite and Pseudobrookite
Cuboctahedral crystal of Bixbyite of good size with very sharp crystal forms, with very bright luster, on a matrix of volcanic rock. With coatings of small light purple Fluorite crystals, transparent Topaz crystals and a very sharp Pseudobrookite crystal with excellent terminations. The specimen comes from an important European collection and was sold by the well-known Dr. Wilke.
Thomas Range, Juab County, Utah  USA
Specimen size: 12.4 × 8.1 × 5.9 cm = 4.88” × 3.19” × 2.32”
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TM98V4: Blue Dolomite
Irregular aggregate of deformed rhombohedral crystals with slightly curved faces and edges. They are completely transparent, with a nice, very intense and uniform blue color (really unusual for the species) and they are on matrix. The sample has been analyzed and we’ll send a copy of the analysis to the buyer.
This specimen's photo has been reviewed and published in the magazine ‘Mineralogical Record’ Jan-Feb 2016, page 56, volume 47, number 1
Peñas Blancas Mine, Municipio San Pablo de Borbur, Western Emerald Belt, Boyacá Department  Colombia (2008-2009)
Specimen size: 6 × 3.5 × 4.2 cm = 2.36” × 1.38” × 1.65”

Main crystal size: 1.4 × 0.9 cm = 0.55” × 0.35”
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N58KI0: Blue Quartz with Magnesioriebeckite inclusions
Color and luster are especially intense. Crystals are practically dipyramidal due to the minor development of prism faces. Blue color is due to the presence of fibrous Magnesioriebeckite.
Acedo claim (Juanona Quarry), Juanona, Antequera, Comarca de Antequera, Málaga, Andalusia  Spain (1988)
Specimen size: 5.4 × 4.3 × 2.4 cm = 2.13” × 1.69” × 0.94”
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N9HW1: Blue Quartz with Magnesioriebeckite inclusions
Crystals with a dipyramidal shape, prism faces scarcely developed, good luster and bluish color due to inclusions of Magnesioriebeckite. They are on a serpentinite matrix.
Acedo claim (Juanona Quarry), Juanona, Antequera, Comarca de Antequera, Málaga, Andalusia  Spain (2000)
Specimen size: 6 × 3.5 × 4.7 cm = 2.36” × 1.38” × 1.85”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”
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N10DH5: Blue Quartz with Magnesioriebeckite inclusions
Group very rich in crystals with dominant apparently dipyramidal shape (made by two rhombohedra) because prismatic faces are nearly not existing which is uncommon in Quartz crystals. The luster of its faces is excellent.
Acedo claim (Juanona Quarry), Juanona, Antequera, Comarca de Antequera, Málaga, Andalusia  Spain (1988)
Specimen size: 8.3 × 7 × 5 cm = 3.27” × 2.76” × 1.97”
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N11TL3: Blue Quartz with Magnesioriebeckite inclusions
On an ophitic rock matrix, a group of Quartz crystals showing an equidimensional shape, some of them with cubic shape, due to the minor development of prism faces. Precise analysis showed that their deep blue color is due to fibrous inclusions of Magnesioriebeckite.
The specimen has been reviewed and published in the magazine ‘Lapis’ on page 50, volume 37, number 6, June 2012
Acedo claim (Juanona Quarry), Juanona, Antequera, Comarca de Antequera, Málaga, Andalusia  Spain (2000)
Specimen size: 7.3 × 5.1 × 2.2 cm = 2.87” × 2.01” × 0.87”

Main crystal size: 0.4 × 0.3 cm = 0.16” × 0.12”
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RC12M5: Blue Topaz
Very well defined crystal with dissolution forms and fibrous white undetermined inclusions. We specially note the locality, the only Spanish locality for gem topaz in notable quantity.
San Nicolás mining group (San Nicolás Mine), Valle de la Serena, Comarca La Serena, Badajoz, Extremadura  Spain (±1976)
Specimen size: 2.5 × 2.3 × 1.5 cm = 0.98” × 0.91” × 0.59”
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RE6H7: Blue Topaz
A clear crystal with an excellent color. It has very neat faces and some have have striations and other growth forms. Classic Spanish locality (but not very well known) that produced few samples of such quality.
San Nicolás mining group (San Nicolás Mine), Valle de la Serena, Comarca La Serena, Badajoz, Extremadura  Spain (±1976)
Specimen size: 1.7 × 1.5 × 1.7 cm = 0.67” × 0.59” × 0.67”
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RF16L9: Blue Topaz
Topaz crystal with good color and transparence from a Spanish locality that has became a classic. Well defined faces and edges, with thin vertical striations.
The piece is accompanied by a handwritten label from the Folch collection that we will send to the buyer.
San Nicolás mining group (San Nicolás Mine), Valle de la Serena, Comarca La Serena, Badajoz, Extremadura  Spain (±1976)
Specimen size: 2.1 × 2 × 1.5 cm = 0.83” × 0.79” × 0.59”
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RZ66H7: Blue Topaz
Clear crystal with an excellent color. It has very neat faces and well defined terminations with some different growth forms. Classic Spanish locality (but not very well known) that produced few samples of such quality.
San Nicolás mining group (San Nicolás Mine), Valle de la Serena, Comarca La Serena, Badajoz, Extremadura  Spain (±1976)
Specimen size: 2.5 × 2.4 × 2.5 cm = 0.98” × 0.94” × 0.98”
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RB76H7: Blue Topaz
Clear crystal with an excellent color. It has very neat faces and well defined terminations with some different growth forms. Classic Spanish locality (but not very well known) that produced few samples of such quality.
San Nicolás mining group (San Nicolás Mine), Valle de la Serena, Comarca La Serena, Badajoz, Extremadura  Spain (±1976)
Specimen size: 2.4 × 1.7 × 2.1 cm = 0.94” × 0.67” × 0.83”
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TF27AL9: Boleite
Floater cubo-octahedral crystal with sharp faces and edges, with good luster and a very deep and uniform color. The back of the crystal has been cleaved but it is recrystallized and therefore the surface is natural. A Mexican classic.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (2018)
Specimen size: 1 × 1 × 0.4 cm = 0.39” × 0.39” × 0.16”
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TC98D6: Boleite
Great crystal that is intensely blue and has very brilliant faces, so this Boleite is very representative of the species and locality.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 3.5 × 2.5 × 2.5 cm = 1.38” × 0.98” × 0.98”
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TV62AH5: Boleite
Floater complete Boleite crystal with a very well balanced development of the octahedron and the cube faces that are very bright.
We’ll send the sample 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 “Bunk” Melanson collection.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 1.2 × 1 × 1 cm = 0.47” × 0.39” × 0.39”
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BMR70AQ0: Boleite
Very sharp Boleite crystal, with a little limonite matrix. Its very well defined faces have brilliant luster and a very deep color. The crystal is of high quality for the deposit, from which it is very rare to be able to obtain a specimen. The label, from an important European collection, has been applied to both of the pieces into which we split the original piece, as previously the two crystals seemed a bit lost.
Mammoth-St. Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal County, Arizona  USA
Specimen size: 0.9 × 0.8 × 0.9 cm = 0.35” × 0.31” × 0.35”
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BMM91AQ0: Boleite
Very sharp Boleite crystal, with a little limonite matrix. Its very well defined faces have brilliant luster and a very deep color. The crystal is of high quality for the deposit, from which it is very rare to be able to obtain a specimen. The label, from an important European collection, has been applied to both of the pieces into which we split the original piece, as previously the two crystals seemed a bit lost.
This specimen has been published on the Mineralogical Record´s web page, in the 'What’s New on the Internet Reports' section, report 67, July 24, 2023 edition, page 17
Mammoth-St. Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal County, Arizona  USA
Specimen size: 1.2 × 1.1 × 1.3 cm = 0.47” × 0.43” × 0.51”

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

EPX91CD2: Boleite
Isolated crystal of Boleite, on matrix, from the type locality for the species, of good size, well-profiled, unusually shiny, and vivid and uniform in color. It is accompanied by a small white sheet of Gypsum crystals that contrasts with the Boleite crystal.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 7.9 × 5.3 × 4.8 cm = 3.11” × 2.09” × 1.89”
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BYM96AP6: Boleite
Sharp Boleite crystal, large for the species, with good luster and deep color and in limonite matrix. A Mexican and world classic, of the best quality for the species and from the type locality.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (±1984)
Specimen size: 5.6 × 5.3 × 3.3 cm = 2.20” × 2.09” × 1.30”

Main crystal size: 1 × 1 cm = 0.39” × 0.39”
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TZ87W8: Boleite and Pseudoboleite
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.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 5.9 × 4.7 × 3.6 cm = 2.32” × 1.85” × 1.42”
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BFE86AP5: Boleite with Anglesite
This specimen stands out for the very unusual abundance of Boleite crystals on the limonite matrix. These very sharp crystals have retained their extraordinary color and brilliance despite their age. The specimen, from the type locality for the species, comes from a prestigious European collection.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (±1984)
Specimen size: 10.3 × 5.7 × 3.8 cm = 4.06” × 2.24” × 1.50”

Main crystal size: 0.4 × 0.4 cm = 0.16” × 0.16”
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TE87AG1: Boleite with Atacamite-Paratacamite
Boleite with Atacamite-Paratacamite on matrix. Coming from recent finds in the famous Amelia Mine due to work on the dumps there.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 7 × 5 × 4.8 cm = 2.76” × 1.97” × 1.89”
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TM10AD0: Boleite with Paratacamite and Gypsum
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”
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TY88Q0: Boleite with Quartz, Gypsum and Brochantite
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.
Amelia Mine, Santa Rosalía (El Boleo), Boleo District, Municipio Mulegé, Baja California Sur  Mexico (03-09/2009)
Specimen size: 5.5 × 4.4 × 2.4 cm = 2.17” × 1.73” × 0.94”

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