EV27AM5: Group of very sharp crystals, between transparent and translucent, shiny and with geometric color zoning marked by the contrast between the yellow in most of the crystal and the intense and deep violet in the edges. A classic from the USA.
Annabel Lee Mine, Harris Creek Sub-District, Hardin County, Illinois  USA

Specimen size: 4.6 × 4.3 × 3.6 cm = 1.81” × 1.69” × 1.42”

Main crystal size: 4.4 × 4.1 cm = 1.73” × 1.61”

TRB96AP9: Elongated cubic Fluorite crystal, transparent, with good luster and a dominant yellow color with blue geometric growths on the edges. On a matrix of Sphalerite crystals with fine Quartz crystals.
An American classic.
Annabel Lee Mine, Harris Creek Sub-District, Hardin County, Illinois  USA

Specimen size: 7.3 × 5.7 × 2.2 cm = 2.87” × 2.24” × 0.87”

Main crystal size: 2.5 × 1.3 cm = 0.98” × 0.51”

TR47AM9: Group of sharp Fluorite crystals, between transparent and translucent, with bright luster and geometric color zoning very marked by the contrast between the yellow color in most of the crystal and the deep violet color in the edges. With inclusions of small crystals of Chalcopyrite. A classic from the USA.
Annabel Lee Mine, Harris Creek Sub-District, Hardin County, Illinois  USA (±1980)

Specimen size: 10 × 5.4 × 4.6 cm = 3.94” × 2.13” × 1.81”

Main crystal size: 3.9 × 2.7 cm = 1.54” × 1.06”

BRB37AO8: Group of sharp Fluorite crystals, between transparent and translucent, with good luster and a geometric color zoning marked by the good contrast between the yellow color in most of the crystal and the deep violet on the edges. With Quartz at the base and inclusions of small Chalcopyrite crystals.
A classic from the USA that comes from an important European collection.
Annabel Lee Mine, Harris Creek Sub-District, Hardin County, Illinois  USA

Specimen size: 10.1 × 7.8 × 3.4 cm = 3.98” × 3.07” × 1.34”

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

TC26G3: This floater specimen is very esthetic and original. Tabular white crystals of Baryte are aerial on a Fluorite crystal having a curious growth, formed by three faces of a cube and a fourth one being octahedral, where the Baryte group is attached.
Annabel Lee Mine, Harris Creek Sub-District, Hardin County, Illinois  USA

Specimen size: 5.2 × 5 × 4.3 cm = 2.05” × 1.97” × 1.69”

Main crystal size: 4.5 × 2.6 cm = 1.77” × 1.02”

TR73X6: Scalenohedral crystals, one of them clearly dominant and doubly terminated, modified by other crystalline forms. The Calcite, translucent, bright and with a honey-yellow color, is implanted on a group of crystals of deep violet colored Fluorite. An American classic.
Denton Mine, Goose Creek Mine group, Harris Creek Sub-District, Hardin County, Illinois  USA

Specimen size: 14 × 9.5 × 6.5 cm = 5.51” × 3.74” × 2.56”

Main crystal size: 6.2 × 4.5 cm = 2.44” × 1.77”

JM69X0: Group of cubic crystals with polycrystalline growths on the cube faces. The crystals are translucent, with a clear violet color with a deeper color zoning on the edges. On the back there is a small matrix of Sphalerite.
Previously in the Tom Wiesner collection (num. 2343284), whose label we'll send to the buyer.
Denton Mine, Goose Creek Mine group, Harris Creek Sub-District, Hardin County, Illinois  USA (02/03/1984)

Specimen size: 12 × 10.2 × 5 cm = 4.72” × 4.02” × 1.97”

Main crystal size: 7.3 × 6.7 cm = 2.87” × 2.64”

JA28W3: Flattened drusy growth of very transparent cubic crystals with a very uniform violet color. An American classic of very good quality.
The sample was previously in the collection of Tom Wiesner (num. 73572074), whose label we’ll send with the Catmur label to the buyer.
Minerva I Mine, Spivey shaft, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA (1974)

Specimen size: 13.7 × 10.3 × 1.7 cm = 5.39” × 4.06” × 0.67”

Main crystal size: 1.5 × 1.3 cm = 0.59” × 0.51”

MTV46CD1: Mosaic of Fluorite crystals in this floater piece, in which the good size of the crystals, their perfection and magnificent color, especially by transparency, complete the aesthetics of this American classic from a private French collection.
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA

Specimen size: 14.7 × 13.4 × 4.9 cm = 5.79” × 5.28” × 1.93”

Main crystal size: 4.8 × 3 cm = 1.89” × 1.18”

TX46Q6: “Book” aggregates of thick tabular crystals with very well defined blue color from one of the great classic localities of North America.
The sample has a Geary Murdock collection label that we’ll send to the buyer.
Hardin County, Illinois  USA

Specimen size: 6 × 7 × 5.3 cm = 2.36” × 2.76” × 2.09”

VA47Y5: An intergrowth of two crystals on a matrix of very acute Calcite crystals. The crystals of Witherite, yellowish in color, are formed by a thick prism, horizontally striated, and much flattened and slightly curved rhombohedral terminations.
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA (±1978)

Specimen size: 4.7 × 4.2 × 3 cm = 1.85” × 1.65” × 1.18”

Main crystal size: 4.1 × 3.2 cm = 1.61” × 1.26”

EX89Y3: Two partially doubly terminated crystals, one of them clearly dominant, isolated and with very well defined faces and edges, which is really uncommon for Minerva I Mine samples. The Witherite is on a matrix partially coated by small white Alstonite crystals.
The sample is from the Martin Zinn collection, whose label we’ll send to the buyer.
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA

Specimen size: 5.4 × 4.8 × 3.5 cm = 2.13” × 1.89” × 1.38”

Main crystal size: 3 × 2.6 cm = 1.18” × 1.02”

TLP97AO5: Witherite crystals formed by a thick prism and very flattened and slightly curved rhombohedral terminations with marked polycrystalline growths, translucent, and yellow in color. On matrix with Calcite and Fluorite crystals. A very characteristic specimen for this classic locality, both for the USA and for the species.
Minerva I Mine, Ozark-Mahoning group, Cave-in-Rock Sub-District, Hardin County, Illinois  USA

Specimen size: 11.3 × 9.7 × 6.7 cm = 4.45” × 3.82” × 2.64”

TF88AE2: Aggregate of two scalenohedral Calcite crystals with very well defined parallel polycrystalline growths. They are translucent, have a pale yellow color with white phantoms and are on a Sphalerite matrix. An American classic.
Rosiclare, Rosiclare Sub-District, Hardin County, Illinois  USA

Specimen size: 14.7 × 11 × 9.3 cm = 5.79” × 4.33” × 3.66”

Main crystal size: 14 × 7 cm = 5.51” × 2.76”

MP26AM9: Group of Calcite crystals on matrix, with poorly developed prism faces and clearly dominant forms of a flattened rhombohedron. They are transparent, lustrous, and have an intense and uniform yellow color. The specimen, from a classic American locality for the species, is from the Robert J. Noble collection and will be sent to the buyer in its original Perky box from that collection, which also contains the label.
Berry Materials Corp. Quarry, North Vernon, Jennings County, Indiana  USA

Specimen size: 2.8 × 2.7 × 2.4 cm = 1.10” × 1.06” × 0.94”

Main crystal size: 2.6 × 1.9 cm = 1.02” × 0.75”

M82N: Doubly terminated Calcite. Sharp edges and pretty gemmy. A perfect representative sample from Berry Materials quarry.
Berry Materials Corp. Quarry, North Vernon, Jennings County, Indiana  USA

Specimen size: 4.2 × 6.5 cm = 1.65” × 2.56”

TC2240TFM: Group of complex Calcite crystals very rich in crystal forms, with a spheroidal shape, transparent, with good luster and an intense yellow orange color.
Berry Materials Corp. Quarry, North Vernon, Jennings County, Indiana  USA

Specimen size: 6 × 4.7 × 3.2 cm = 2.36” × 1.85” × 1.26”

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

EH47X0: Group of crystals on matrix formed by a short prism and a terminal flattened rhombohedron. The crystals are transparent, bright, with yellow color and slight orange tones and very well marked phantom growths. An American classic.
Berry Materials Corp. Quarry, North Vernon, Jennings County, Indiana  USA

Specimen size: 10.7 × 8.7 × 3.9 cm = 4.21” × 3.43” × 1.54”

Main crystal size: 2.6 × 2.4 cm = 1.02” × 0.94”

TXR63AN9: Equant twinned Calcite crystal with a bipyramidal habit, between transparent and translucent, with good luster and a honey-yellow color.
We will ship the specimen in its original Perky box from the Robert J. Noble collection, which also contains the label.
Irving Materials Quarry, Anderson, Madison County, Indiana  USA

Specimen size: 2.4 × 2 × 1.2 cm = 0.94” × 0.79” × 0.47”

TB66AG3: Groups of octahedral Pyrite crystals with minor cube faces. They are very well defined and bright and are on a rocky matrix coated by small, very acute, scalenohedral Calcite crystals, transparent and bright. The sample is from a not well known Iowa mine.
Pint's Quarry, Raymond, Black Hawk County, Iowa  USA

Specimen size: 7.5 × 6.5 × 4.3 cm = 2.95” × 2.56” × 1.69”

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

MD16AM8: Very sharp, complete floater crystal of transparent and lustrous Baryte with a little matrix.
We will send the buyer the specimen in its original Perky box from the Robert J. Noble collection, which also contains the label.
Linwood Mine, Buffalo, Scott County, Iowa  USA

Specimen size: 2.7 × 1.5 × 1 cm = 1.06” × 0.59” × 0.39”

TK57AD2: Very aerial aggregate of very sharp doubly terminated crystals that are transparent and bright and whose color is between smoky and yellow. Some of them have parallel growths and inclusions.
Linwood Mine, Buffalo, Scott County, Iowa  USA (2011-2012)

Specimen size: 10.3 × 4.8 × 2.7 cm = 4.06” × 1.89” × 1.06”

Main crystal size: 4.6 × 2.7 cm = 1.81” × 1.06”

TB28S1: Group of very bright cuboctohedral crystals of Galena that have polycrystalline and partially skeletal growths. An American classic.
Ballard Mine, Baxter Springs, Picher Field, Tri-State District, Cherokee County, Kansas  USA

Specimen size: 9.4 × 7.2 × 4.4 cm = 3.70” × 2.83” × 1.73”

Main crystal size: 3 × 3.1 cm = 1.18” × 1.22”

TBB11AN4: Quartz crystal geode with very lustrous acicular Millerite crystals and isolated cubo-octahedral Pyrite crystals. From a classic locality for Millerite.
We will ship this specimen in its original Perky box from the Robert J. (Bob) Noble collection, which also contains a label stating that it was previously in the Melanson collection.
Halls Gap, Lincoln County, Kentucky  USA

Specimen size: 2.3 × 2 × 1 cm = 0.91” × 0.79” × 0.39”

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

SV2190TBR: Group of arborescent Copper crystals arranged aerially and with a very sharp crystal definition.
A very elegant miniature from a classic American deposit for Copper, and which comes to us via the old collection of Robert-Auguste Touchon.
Lake Superior copper district, Keweenaw County, Michigan  USA

Specimen size: 2.5 × 2.1 × 1.1 cm = 0.98” × 0.83” × 0.43”

Main crystal size: 0.4 × 0.2 cm = 0.16” × 0.08”

TF66AH5: Dendritic growth with a clearly dominant crystal of a good size, with the well-developed faces of the dodecahedron and the octahedron.
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 Frank Melanson collection.
Franklin Mine, Franklin, Houghton County, Michigan  USA

Specimen size: 2.7 × 2.2 × 1.6 cm = 1.06” × 0.87” × 0.63”

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

MV66AM0: Floater group of very well defined dodecahedral crystals, bright and of good size, with fine alignments formed by the recrystallization of very shiny Copper microcrystals. With a little matrix and casts of vanished Quartz crystals. An American classic, a high quality miniature.
Keweenaw County, Michigan  USA

Specimen size: 2.7 × 2.2 × 2.2 cm = 1.06” × 0.87” × 0.87”

GA96AK5: Very aerial arborescent growth of native Copper crystals with defined faces and edges, some of them perfectly profiled, on matrix.
The sample is from the Casado Margolles collection (No. V 35), whose file we will send to the buyer.
Keweenaw County, Michigan  USA

Specimen size: 4.9 × 2.7 × 2.8 cm = 1.93” × 1.06” × 1.10”

TF86H5: Excellent crystallization clearly showing the faces of the dodecahedron, even considering the typical deformation and elongation of crystals.
The sample is from an old collection of Northwestern University and we’ll include the label.
Keweenaw County, Michigan  USA

Specimen size: 6 × 3.6 × 3.4 cm = 2.36” × 1.42” × 1.34”

Main crystal size: 1.7 × 0.7 cm = 0.67” × 0.28”

TFB70CD3: Arborescent and aerial growth of terminated Copper crystals, with well-defined faces and edges and deep and uniform color. The size of its crystals is important for a species that rarely gives large or sharp crystals.
This specimen, a classic for the Michigan copper belt in the USA, comes from the Moutet collection, from Marseille.
Keweenaw County, Michigan  USA

Specimen size: 6.1 × 3.3 × 1.8 cm = 2.40” × 1.30” × 0.71”

Main crystal size: 3.7 × 1.2 cm = 1.46” × 0.47”

TM43AJ2: A copper “foot”. Parallel growths of crystals that have very well defined faces and edges with a predominant octahedron and dodecahedron, some of them almost complete and all them very bright.
Copper Harbor, Lake Superior, Keweenaw County, Michigan  USA

Specimen size: 6.1 × 3.3 × 2.4 cm = 2.40” × 1.30” × 0.94”

Main crystal size: 2.3 × 1 cm = 0.91” × 0.39”

LX69AE4: Floater aggregate of Copper crystals with a considerable length. Their faces and edges are unusually well developed, forming parallel growths.
The sample is from the Carles Millan collection (catalog#1111), who’s computer card we’ll send to the buyer.
Central Mine, Central, Keweenaw County, Michigan  USA

Specimen size: 6.2 × 3.2 × 1.4 cm = 2.44” × 1.26” × 0.55”

Main crystal size: 1.6 × 1.5 cm = 0.63” × 0.59”

TE68D8: A large crystal of native Copper. It is a complete floater that is very esthetic given the perfect form of the main crystal.
Osceola Mine, Osceola No. 6, Osceola, Houghton County, Michigan  USA

Specimen size: 6.7 × 2.5 × 1.6 cm = 2.64” × 0.98” × 0.63”

Main crystal size: 3.2 × 1.6 cm = 1.26” × 0.63”

EC86P2: Very aerial aggregate of big, bright crystals whose faces are very well defined for the species and contrasting with the white coatings of Calcite.
The sample is with an old label of the collection of the Museum of Mineralogy and Petrology of Berlin University.
Lake Superior, Keweenaw County, Michigan  USA

Specimen size: 6.9 × 3.8 × 3.4 cm = 2.72” × 1.50” × 1.34”

Main crystal size: 2.9 × 2 cm = 1.14” × 0.79”

TZ91AF1: Nodular growth of native Copper well known as a “skull,” that has partially preserved the walls of the original nodule and that has poorly defined crystallizations inside. An American classic with an old Minerals International label that we’ll send to the buyer.
Centennial Mine, Centennial No. 6 shaft, Centennial, Houghton County, Michigan  USA

Specimen size: 8.7 × 6.8 × 4.5 cm = 3.43” × 2.68” × 1.77”

NRF46AO8: Dendritic growth on matrix with elongated and flattened Copper crystals with well defined faces with a predominance of rhombododecahedra and octahedra.
It comes from the Santiago Jiménez collection, which not only had specimens from Spain but also a good representation of minerals from all over the world.
Keweenaw County, Michigan  USA

Specimen size: 9.8 × 6.2 × 2.3 cm = 3.86” × 2.44” × 0.91”

TK69L5: A classic specimen from a classic locality. Dendritic growth of crystals of considerable size, elongated, with some well defined faces. Nice floater.
Houghton County, Michigan  USA

Specimen size: 10.6 × 8.2 × 2 cm = 4.17” × 3.23” × 0.79”

TX71AL3: Arborescent growth of very aerial and individual crystals of Copper with curvatures on the faces and edges.
Cliff Mine, Phoenix, Keweenaw County, Michigan  USA

Specimen size: 11 × 5.6 × 2.3 cm = 4.33” × 2.20” × 0.91”

Main crystal size: 2.2 × 1.5 cm = 0.87” × 0.59”

EM37AA1: Arborescent growth of elongated crystals with well-defined faces and edges, with a considerable length and on a small crystalline Calcite matrix. A museum quality sample.
Lake Superior, Keweenaw County, Michigan  USA

Specimen size: 16 × 6.5 × 1.5 cm = 6.30” × 2.56” × 0.59”

Main crystal size: 5.5 × 2.2 cm = 2.17” × 0.87”

TPP48AQ1: Extraordinarily flattened floater plate of elongated Copper microcrystals.
The specimen comes from the collection of William Severance.
Keweenaw Peninsula, Michigan  USA

Specimen size: 16.4 × 8.2 × 1.1 cm = 6.46” × 3.23” × 0.43”

TXR13CD6: Very aerial group formed by well-defined Copper crystals in stalagmitic growth, with their characteristic bronze color that has not been lost even though it is a very old specimen. A large and sharp Analcime crystal makes the piece even more attractive.
This specimen, well documented and of very considerable size, comes from the Fernando Reyna collection and it is very noteworthy that the Copper crystals are so well defined in such a large specimen.
Centennial Mine, Centennial, Houghton County, Michigan  USA

Specimen size: 20.2 × 13.3 × 4.2 cm = 7.95” × 5.24” × 1.65”

Main crystal size: 5 × 2.4 cm = 1.97” × 0.94”

TB86AL6: Very aerial dendritic aggregate of rhombododecahedral Copper crystals on matrix, slightly deformed in the growth process but with very well defined faces and edges. Excellent specimen, very elegant and large. An American classic.
Keweenaw Peninsula, Michigan  USA

Specimen size: 20.5 × 15 × 6.7 cm = 8.07” × 5.91” × 2.64”

EP89AA5: Arborescent growth of curved native Silver crystals with fresh, bright surfaces typical of the best samples from the locality and with small cubic crystals and foliated surfaces of Galena and small Quartz fragments. A very good American classic.
Keweenaw County, Michigan  USA

Specimen size: 4 × 2.3 × 1.5 cm = 1.57” × 0.91” × 0.59”

TF97Q8: Arborescent growth that, from the base to the upper zone, developed progressively taller crystals that have better developed crystalline forms. A good sample.
Wolverine Mine, Wolverine, Houghton County, Michigan  USA

Specimen size: 4 × 3.7 × 1.8 cm = 1.57” × 1.46” × 0.71”

Main crystal size: 1.1 × 0.7 cm = 0.43” × 0.28”

TX53AL3: Tree-like growth, on matrix, of very elongated crystals of Silver, with pronounced twists (“wires”) and crystalline terminations. An excellent example from a mining district from which Silver is known but not abundant.
Caledonia Mine, Mass City, Ontonagon County, Michigan  USA

Specimen size: 4.8 × 2.3 × 2.1 cm = 1.89” × 0.91” × 0.83”

TQ6AN1: Deformed native Silver crystals, with distinguishable faces and edges, on a native Copper matrix. A classic example of what in collecting jargon is known as a 'halfbreed'.
We will ship the specimen in its original Perky box from the Robert J. Noble collection, which also contains the label.
Calumet No. 1 Mine, Calumet Township, Houghton County, Michigan  USA

Specimen size: 2.4 × 1.9 × 1.2 cm = 0.94” × 0.75” × 0.47”

CFR69AO8: Silver crystals with polycrystalline growths and discernible crystal forms, interspersed with an arborescent growth of Copper. A classic and, at the same time, a rarity from the USA.
The specimen comes from the collection of duplicates of Carlos Curto (number 1989.29), whose label we will send to the buyer.
Lake Superior Mine, Phoenix, Keweenaw County, Michigan  USA

Specimen size: 2.7 × 2.6 × 1.8 cm = 1.06” × 1.02” × 0.71”

Main crystal size: 1.0 × 0.7 cm = 0.39” × 0.28”

ED52T4: Arborescent aggregate of Silver crystals, elongated and very well defined for the species. They are with equant and isolated crystals of native Copper. The sample has a number corresponding to an indeterminate collection.
The specimen has been published in the Chinese magazine ‘Mineral Lover’ on page 6 in the volume 9/2011
Tamarack Mine, Tamarack, Calumet Township, Houghton County, Michigan  USA

Specimen size: 4.5 × 2.5 × 1.5 cm = 1.77” × 0.98” × 0.59”

Main crystal size: 1.8 × 0.4 cm = 0.71” × 0.16”

EGR96AQ1: Arborescent growths of Silver and Copper, intermingled but, at the same time, well differentiated (“halfbreed” variety), both with recognizable and well developed crystal forms.
A Keweenaw classic, rare and of excellent quality.
Keweenaw County, Michigan  USA

Specimen size: 4.6 × 3.7 × 2.5 cm = 1.81” × 1.46” × 0.98”

Main crystal size: 1.6 × 0.5 cm = 0.63” × 0.20”

EZR99AP2: Scalenohedral crystals of Calcite, one of them clearly dominant, accompanied by leafy aggregates of Copper surrounding the Calcite crystals externally but with the particularity that other copper crystals are included within the scalenohedrons of Calcite, giving them the reddish color so characteristic of this type of specimen, an American classic.
Quincy Mine, Hancock, Houghton County, Michigan  USA

Specimen size: 6.1 × 4.8 × 2.3 cm = 2.40” × 1.89” × 0.91”

Main crystal size: 4 × 2.1 cm = 1.57” × 0.83”

TFR46AO0: Doubly terminated scalenohedral Calcite crystal, translucent, white and with abundant reddish native Copper inclusions. One of the most desired American classics, in this case with a peculiarity, the growth of a second generation of small, very white Calcite crystals that give the piece a rather peculiar appearance.
The specimen has been photographed and published in the magazine ‘Paragénesis’, number 01/2022, page 73
Quincy Mine, Hancock, Houghton County, Michigan  USA

Specimen size: 7.6 × 3.7 × 2.6 cm = 2.99” × 1.46” × 1.02”

TV46AJ8: Very aerial dendritic native Copper growths on matrix with aggregates of complex Calcite crystals that are translucent, bright, and have a pale pink color. This association of native Copper and well crystallized Calcite is known but rare at Keweenaw.
The sample is from the American mineral dealer Al McGuinness whose label we will send to the buyer.
Keweenaw Copper District, Ontonagon County, Michigan  USA

Specimen size: 11.4 × 7.5 × 5.1 cm = 4.49” × 2.95” × 2.01”

TXF91AQ1: Dendritic growth of very elongated Copper crystals, with reddish tones due to Cuprite coatings, a rare association in Ontonagon specimens.
The specimen comes from the collection of William Severance (number 94-14), whose number on a small piece of paper we will send to the buyer.
White Pine Mine, White Pine, Ontonagon County, Michigan  USA

Specimen size: 12.7 × 5.1 × 1 cm = 5.00” × 2.01” × 0.39”