Mineral specimens search results


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TZ99N0: Cuprite
A novelty for Tucson 2009. Group of octahedral crystals with slight curvatures of faces and edges. They have excellent luster, with reddish reflections especially vivid under a strong light. The sample is from a recent find (July and August of 2008) at a Russian locality practically unknown until now.
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (06-08/2008)
Specimen size: 3.3 × 3.2 × 2.5 cm = 1.30” × 1.26” × 0.98”
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TQ64N0: Cuprite
A novelty for Tucson 2009. An excellent group both for its size and for the crystal size. The crystals are octahedrons with slight curvatures of faces and edges. They have very good luster and reddish reflections especially vivid under a strong light. The sample is from a recent find (July and August of 2008) at a Russian locality practically unknown until now.
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
Poteryaevskoe Mine, block 2-1, ↓100 m., Rubtsovsky District, Altai Krai  Russia (06-08/2008)
Specimen size: 5.8 × 4.2 × 4.6 cm = 2.28” × 1.65” × 1.81”

Main crystal size: 2.2 × 1.6 cm = 0.87” × 0.63”
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M57AI7: Cuprite
Cuprite can be considered as a very rare species at Touissit. On the sample it is in small, very bright and reddish crystals on matrix.
Touissit, Touissit District, Jerada Province, Oriental Region  Morocco (1997)
Specimen size: 7.5 × 7 × 4.3 cm = 2.95” × 2.76” × 1.69”
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RE96H0: Cuprite
A group of very bright crystals formed by the faces of the cube and the octahedron. On the bottom of the sample there is some coverage of a green mineral, perhaps Bayldonite.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia
Specimen size: 3.1 × 2.2 × 0.9 cm = 1.22” × 0.87” × 0.35”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”
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RX47H7: Cuprite
Crystal group of very splendent luster, formed by the dominant octahedron. Because it was found long ago and still possesses its original luster, we think it can be maintained indefinitely if the sample is protected from sun light.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (±1969)
Specimen size: 2.4 × 2.4 × 1.8 cm = 0.94” × 0.94” × 0.71”
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RV36F8: Cuprite
A miniature classic from the Wheal Phoenix Mine. The crystals are brilliant, have good color, and have perfect growth of the octahedral form, and also the cubic form in some cases. The handwritten label has ‘Russell’ written on it, so it must have come from Sir Arthur Russell, who Folch knew.
Wheal Phoenix, Phoenix United Mine, Minions, Linkinhorne, Liskeard District, Cornwall  England / United Kingdom (±1948)
Specimen size: 3.8 × 1.9 × 1.9 cm = 1.50” × 0.75” × 0.75”

Main crystal size: 0.2 × 0.2 cm = 0.08” × 0.08”
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RT86M9: Cuprite
A classic from a really, really, classic locality. It is a group on matrix of cubic crystals that, despite the years, have retained good luster and color.
The sample was initially in the Sir Arthur Russell collection, whose label we will deliver to the buyer.
Wheal Phoenix, Phoenix United Mine, Minions, Linkinhorne, Liskeard District, Cornwall  England / United Kingdom
Specimen size: 3.1 × 2 × 1.6 cm = 1.22” × 0.79” × 0.63”
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RD47R6: Cuprite (Chalcotrichite) with Copper
Coatings of feltlike crystals of Chalcotrichite, with very intense luster and red color, on a dendritic growth of flattened crystals of native Copper on matrix. An U.S. classic that Folch acquired in 1971 from the well known Swiss dealers Siber + Siber.
Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona  USA (±1971)
Specimen size: 10.6 × 8 × 4.1 cm = 4.17” × 3.15” × 1.61”
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RH47K8: Cuprite (Chalcotrichite) with Copper
Small but numerous groups of fibrous Cuprite crystals (Chalcotrichite), very bright and vivid red in color, on laminar growths of native Copper on matrix. The locality, a classic for Chalcotrichite (and for native Copper), makes this specimen even more interesting.
Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona  USA (±1971)
Specimen size: 12.2 × 7.4 × 4 cm = 4.80” × 2.91” × 1.57”
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CRB46AP7: Cuprite (variety chalcotrichite)
Felted aggregates of fine acicular Cuprite crystals (variety chalcotrichite), with very bright luster and an intense and lively red color, on a limonite matrix. The specimen, from a very classic locality for the species (and variety), comes from the Carles Curto collection's duplicates (number 1982.32), whose label and digital file we will send to buyer.
Copper Queen Mine, Queen Hill, Bisbee, Warren District, Mule Mountains, Cochise County, Arizona  USA
Specimen size: 3.9 × 3.1 × 2.2 cm = 1.54” × 1.22” × 0.87”

Main crystal size: 1.1 × 0.4 cm = 0.43” × 0.16”
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RC6K4: Cuprite (variety chalcotrichite) with Copper
Fibrous aggregates of excellent luster and very intense red color on laminar growths of native Copper on matrix.
Ajo, Little Ajo Mountains, Ajo District, Pima County, Arizona  USA (±1973)
Specimen size: 7.7 × 6 × 5 cm = 3.03” × 2.36” × 1.97”
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RH6V0: Cuprite (variety chalcotrichite) with Copper
Arborescent growths of crystals of native Copper on matrix, with mossy aggregates of very thin fibrous crystals of Cuprite (variety chalcotrichite), very bright and with deep red color.
We’ll send the Minerals Unlimited label to the buyer of the specimen.
Ray Mines, Scott Mountain area, Mineral Creek District, Dripping Spring Mountains, Pinal County, Arizona  USA (±1963)
Specimen size: 6.8 × 5.5 × 2 cm = 2.68” × 2.17” × 0.79”
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MD66AM6: Cuprite and Copper after Cuprite
Very sharp octahedral Cuprite crystals, translucent, with good luster and a deep red color, with some of the crystals totally or partially covered by small crystallizations of Copper. We will send the buyer 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: 3.3 × 1.8 × 1.8 cm = 1.30” × 0.71” × 0.71”
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MRB26AO0: Cuprite on Copper
Very sharp octahedral Cuprite crystals, translucent, lustrous, with a very vivid red color, implanted on a dendritic growth of Copper crystals. Altogether a very esthetic specimen.
Fengjiashan Mine, Edong, Daye, Huangshi Prefecture, Hubei Province  China (2021)
Specimen size: 9.8 × 7 × 4.6 cm = 3.86” × 2.76” × 1.81”

Main crystal size: 0.4 × 0.2 cm = 0.16” × 0.08”
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SM230NC: Cuprite on Copper
Very aerial dendritic growth of Copper with small octahedral crystals of Cuprite, red and lustrous. An English classic.
Geevor Mine, Pendeen, Saint Just District, Cornwall  England / United Kingdom
Specimen size: 13.4 × 6 × 2 cm cm = 5.28” × 2.36” × 0.79”
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EGL54AO9: Cuprite on Malachite and Chrysocolla
Obtained at Ste. Marie 2022 Group of very sharp Cuprite crystals, one of them clearly dominant, with crystal forms of the octahedron and, to a lesser extent, of the cube. With finely polycrystalline striations, translucent, with an intense red color by transmitted light, on matrix partially covered by Chrysocolla, which in turn is covered by Malachite microcrystals.
Mashamba West Mine, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba)  Democratic Republic of the Congo (Zaire)
Specimen size: 9 × 6.9 × 5.7 cm = 3.54” × 2.72” × 2.24”

Main crystal size: 1.4 × 1.2 cm = 0.55” × 0.47”
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TBM27AO7: Cuprite with Calcite
Very sharp and isolated Cuprite crystals, one of them clearly dominant, very aerial, with the forms of the octahedron, the rhombododecahedron and the cube. Translucent, very lustrous and with a very deep red color. On matrix, with small rhombohedral Calcite crystals.
Mashamba West Mine, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba)  Democratic Republic of the Congo (Zaire)
Specimen size: 3.9 × 2.7 × 2.5 cm = 1.54” × 1.06” × 0.98”
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MB67AF2: Cuprite with Calcite
Very sharp octahedral Cuprite crystals. They are very bright, and have a very intense and deep red color visible under an intense light. The Cuprite esthetically contrasts with the white Calcite coating the vug on a rocky matrix.
Mashamba West Mine, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba)  Democratic Republic of the Congo (Zaire)
Specimen size: 6.5 × 5 × 4.4 cm = 2.56” × 1.97” × 1.73”

Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”
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EL89AM1: Cuprite with Calcite
Group of very sharp Cuprite crystals, octahedral with small cube faces. They are translucent, very lustrous and have an intense and vivid red color. On matrix, and partially covered by groups of pale yellow Calcite crystals.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia
Specimen size: 4.7 × 3.1 × 4.2 cm = 1.85” × 1.22” × 1.65”
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AJ96N6: Cuprite with Calcite
Octahedral crystals on matrix, one of them sharp and with very well defined forms. It is very bright, quite transparent and a deep red color. The crystals and the matrix itself are sparsely coated by small concretions of white Calcite.
Mashamba West Mine, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba)  Democratic Republic of the Congo (Zaire)
Specimen size: 5.5 × 5 × 6.8 cm = 2.17” × 1.97” × 2.68”

Main crystal size: 1 × 0.7 cm = 0.39” × 0.28”
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TB17E6: Cuprite with Calcite
These crystals of Cuprite have a very metallic luster, but are not that red. That said, the definition and form are, in my opinion, good, so overall it is a neat specimen.
Mashamba West Mine, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba)  Democratic Republic of the Congo (Zaire)
Specimen size: 5.5 × 4.6 × 3.3 cm = 2.17” × 1.81” × 1.30”
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TA86Q3: Cuprite with Calcite
Isolated and grouped octahedral crystals of Cuprite, sharp and with very well defined faces and edges, translucent and deep red colored and on Calcite matrix.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia
Specimen size: 3.4 × 2.5 × 1.3 cm = 1.34” × 0.98” × 0.51”

Main crystal size: 0.5 × 0.4 cm = 0.20” × 0.16”
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RV37H7: Cuprite with Calcite
Crystal group of very splendent luster and excellent color formed by the cube and the octahedron and partially covered by Calcite. Because it was found long ago and still possesses its original luster, we think it can be maintained indefinitely if the sample is protected from sun light.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia (±1969)
Specimen size: 3.2 × 2.3 × 1.5 cm = 1.26” × 0.91” × 0.59”
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EB56Y6: Cuprite with Calcite and Chrysocolla
Group, of very sharp octahedral Cuprite crystals that are extraordinarily bright and have a deep red color. On matrix with Calcite and Chrysocolla.
Mashamba West Mine, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba)  Democratic Republic of the Congo (Zaire)
Specimen size: 3.2 × 2.2 × 2.4 cm = 1.26” × 0.87” × 0.94”

Main crystal size: 0.7 × 0.7 cm = 0.28” × 0.28”
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RV76K9: Cuprite with Calcite and Malachite
Cuboctahedral Cuprite crystals with good color and excellent luster, accompanied by Malachite and small Calcite veins.
Tsumeb Mine, Tsumeb, Otjikoto Region  Namibia
Specimen size: 4.5 × 3.3 × 3.2 cm = 1.77” × 1.30” × 1.26”

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