Mineral specimens search results


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SV2160TKB: Cronstedtite with Pyrite
Nest of developed and terminated Cronstedtite crystals, a rare iron silicate, embedded in a pyritiferous rock matrix that forms a network in the mineralized zone showing the crystals of Pyrite themselves, an association typical for both species. The specimen, from the very classic English locality Wheal Bray in Cornwall, has been analyzed and we will send a copy of the analysis to the buyer of the piece, which comes from the old collection of Robert-Auguste Touchon.
Wheal Bray, Altarnun, South West Region, Cornwall  England / United Kingdom
Specimen size: 5 × 4.2 × 2.8 cm = 1.97” × 1.65” × 1.10”
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HM55CD: Cu-bearing Austinite (variety barthite) with Calcite
Botryoidal growths of Austinite crystals of the copper-bearing variety which is also known as “barthite”, transparent, very lustrous and with an intense and deep green color, on a limonite matrix, with white scalenohedral Calcite crystals..
The specimen comes from the Carles Curto collection, whose label and catalogue entry we will send to the buyer.
Ojuela Mine, Mapimí, Municipio Mapimí, Durango  Mexico (±1981)
Specimen size: 2.9 × 2.2 × 2 cm = 1.14” × 0.87” × 0.79”
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SM80ARC: Cubanite
A twin of thick tabular Cubanite crystals with very sharp crystal forms, lustrous, and of good size for the species. A Canadian classic, very rare on the market.
Henderson No. 2 Mine, Chibougamau, Nord-du-Québec, Québec  Canada (1986)
Specimen size: 1 × 0.7 × 0.6 cm = 0.39” × 0.28” × 0.24”
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EE69AA4: Cubanite
Floater crystal consisting of a complete tabular cyclic twin, very bright and with a considerable size for the species. An excellent Canadian classic whose old label we will send to the buyer.
Henderson No. 2 Mine, Chibougamau, Nord-du-Québec, Québec  Canada
Specimen size: 1.9 × 1.6 × 0.4 cm = 0.75” × 0.63” × 0.16”
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MF93AA7: Cubanite with Calcite
Complete tabular Cubanite crystal with a very sharp twin forming a hexagonal shape, perfectly defined and on a matrix of lenticular Calcite crystals, indicating that the sample has not been acid-treated, so it has preserved its original intense luster.
Henderson No. 2 Mine, Chibougamau, Nord-du-Québec, Québec  Canada (1985)
Specimen size: 7.2 × 4.3 × 1.7 cm = 2.83” × 1.69” × 0.67”
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EPP88AO9: Cumengeite
Obtained at Ste. Marie 2022 Multiple twin of interpenetrating bipyramidal Cumengeite crystals with very sharp crystal forms, translucent, with good luster and an intense color. A rarity from the type locality for the species.
Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 0.6 × 0.4 × 0.4 cm = 0.24” × 0.16” × 0.16”
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TMF99AO1: Cumengeite
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”
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EMR88AO9: Cumengeite epitaxial on Boleite
Obtained at Ste. Marie 2022 Cumengeite epitaxial on Boleite with very sharp crystal forms, translucent, with good luster and an intense color. A rarity from the type locality for the species.
Boleo District, Municipio Mulegé, Baja California Sur  Mexico
Specimen size: 0.5 × 0.4 × 0.4 cm = 0.20” × 0.16” × 0.16”
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TN46L7: Cuprian Adamite
Groups of divergent and very delicate cuprian Adamite crystals on a Limonite matrix. Color varies between greenish yellow to light green. One of the groups, adjacent to a small fissure, has been reinforced with glue. A classic locality from which it is not easy to see samples in the market.
Gold Hill Mine, Gold Hill, Gold Hill District, Tooele County, Utah  USA
Specimen size: 4.4 × 3.7 × 3.3 cm = 1.73” × 1.46” × 1.30”
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EC14Y6: Cuprian Adamite
A novelty for 2013. Globular aggregates of micro-crystals with very intense and uniform green color, with very good luster and on limonite matrix. The quality is excellent for the locality.
Hilarion Mine, Hilarion area, Kamariza Mines, Agios Konstantinos, Lavrion Mining District, Attikí (Attica) Prefecture  Greece (05/2013)
Specimen size: 4.3 × 3.2 × 2.8 cm = 1.69” × 1.26” × 1.10”
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EE66Y6: Cuprian Adamite
A novelty for 2013. Globular aggregates of micro-crystals with very intense and uniform green color, with very good luster and on limonite matrix. The quality is excellent for the locality.
This specimen was published on the Mineralogical Record´s web page, in the ‘What’s New in the Mineral World?’ section, report #36, November 14, 2013 edition.
Hilarion Mine, Hilarion area, Kamariza Mines, Agios Konstantinos, Lavrion Mining District, Attikí (Attica) Prefecture  Greece (05/2013)
Specimen size: 5 × 4.3 × 3.8 cm = 1.97” × 1.69” × 1.50”
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FH37C6: Cuprian Adamite
Intensely colored cuprian Adamite, very showy.
Mapimi, Durango  Mexico
Specimen size: 10.3 × 7.3 × 5.2 cm = 4.06” × 2.87” × 2.05”
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TD68Y0: Cuprian Adamite
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”
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MR63R9: Cuprian Adamite
Parallel fan growths of small crystals with very well defined faces and edges and with an intense yellowish green color. On Limonite matrix. We’ll send a copy of the analysis to the buyer.
Pinggui area, Hezhou Prefecture, Guangxi Zhuang Autonomous Region  China (06/2009)
Specimen size: 6.3 × 6.2 × 2.6 cm = 2.48” × 2.44” × 1.02”

Main crystal size: 1.2 × 0.8 cm = 0.47” × 0.31”
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MT16Q0: Cuprian Adamite
A novelty at Tucson 2010. Botryoidal growth of microcrystals, of intense yellowish green color, on limonite matrix. Recently discovered in China, closely resembles the typical Mexican samples. We’ll send a copy of the analysis to the buyer.
Pinggui area, Hezhou Prefecture, Guangxi Zhuang Autonomous Region  China (06/2009)
Specimen size: 4.7 × 2.6 × 2.1 cm = 1.85” × 1.02” × 0.83”
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MA60X8: Cuprian Adamite with Smithsonite
Spheroidal growths of cuprian Adamite in micro-crystals whose color is between green and bluish green. They are on limonite matrix, with white botryoidal Smithsonite. It is a rarity at the small Serpieri mine at Lavrion, not well known for collectible samples.
Serpieri Mine, Kamariza Mines, Lavrion Mining District, Attikí (Attica) Prefecture  Greece (01/2013)
Specimen size: 3.4 × 2.5 × 1.8 cm = 1.34” × 0.98” × 0.71”
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EX58AB4: Cuprian Aragonite
Botryoidal aggregate, on matrix, of cuprian Aragonite. It has a uniform greenish color that in some areas of the sample tend to grayish tones. The sample has been analyzed and we’ll send a copy of the analysis to the buyer.
This specimen has been published on the Mineralogical Record´s web page, in the ‘What’s New in the Mineral World?’ section, report #40, April 21, 2015 edition.
Lina Mine, level 07-08, Alzen, Foix, Ariège Department, Occitanie  France (2012)
Specimen size: 7 × 4.4 × 3.3 cm = 2.76” × 1.73” × 1.30”
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EJ13Y0: Cuprian Aragonite
Fine botryoidal aggregate, on matrix, of cuprian Aragonite, with a uniform sky blue color on most of the sample, partially bordered by white smaller forms of the same Aragonite.
Lina Mine, level 07-08, Alzen, Foix, Ariège Department, Occitanie  France (2012)
Specimen size: 4.6 × 3.6 × 1.3 cm = 1.81” × 1.42” × 0.51”
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EP46AB4: Cuprian Aragonite
A curious sample with botryoidal and very individualized and strongly curved forms that coat and border an angular matrix. The aragonite is cuprian, with a uniform greenish color, with a tint of gray. The sample has been analyzed and we will send a copy of the analysis to the buyer.
Lina Mine, level 07-08, Alzen, Foix, Ariège Department, Occitanie  France (2012)
Specimen size: 17 × 11.5 × 6.5 cm = 6.69” × 4.53” × 2.56”
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TP27Z5: Cuprian Calcite
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”
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MQ50V0: Cuprian Smithsonite
Globular aggregates on matrix of small rhombohedral crystals with curved faces and edges. They are bright and they have a very deep green color corresponding to the cuprian variety of this species.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (1970-1985)
Specimen size: 10.4 × 9.2 × 6.4 cm = 4.09” × 3.62” × 2.52”
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CF13AM5: Cuprite
Group of crystals with dominant dodecahedron forms, translucent, with bright luster and an intense red color in transmitted light. On a matrix of the same Cuprite. The specimen comes from the Carles Curto collection (number 1980.27.1), whose label and computer file we will send to the buyer.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (±1972)
Specimen size: 3.3 × 2.6 × 2.6 cm = 1.30” × 1.02” × 1.02”

Main crystal size: 0.6 × 0.5 cm = 0.24” × 0.20”
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TJ6AJ8: Cuprite
Very aerial growth, on matrix, of very sharp octahedral Cuprite crystals that are beveled by the dodecahedron. They are translucent, bright and have a very deep red color. A classic from Bisbee of great quality.
From the Thomas P. Moore collection whose label we will send to the buyer.
Bisbee, Warren District, Mule Mountains, Cochise County, Arizona  USA
Specimen size: 3 × 2 × 1.4 cm = 1.18” × 0.79” × 0.55”
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TQM63AN3: Cuprite
Floater polycrystalline group of very sharp Cuprite crystals, with bright luster and intense reddish flashes around the edges. We will ship the specimen in its original Perky box from the Robert J. Noble collection, which also contains the label.
Rubtsovskoe Mine, Rubtsovsky District, Altai Krai  Russia
Specimen size: 1.8 × 1.7 × 1.7 cm = 0.71” × 0.67” × 0.67”
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TXB26AO0: Cuprite
Floater group of octahedral Cuprite crystals, one of them dominant and very aerial, with slight curvatures on the edges, translucent, lustrous, and with a deep red color. We will ship the specimen in its original Perky box from the Robert J. (Bob) Noble collection, which also contains the label.
Rubtsovskoe Mine, Rubtsovsky District, Altai Krai  Russia
Specimen size: 2.1 × 2 × 1.5 cm = 0.83” × 0.79” × 0.59”

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