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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, Michigan USA
Specimen size: 6 × 3.6 × 3.4 cm = 2.4” × 1.4” × 1.3”
Price: Euro:185 / US$237 / Yen:19940

RD47K4: Copper

Arborescent growth of crystals very much better defined than usual in this kind of sample, perfectly conserved. On the back of the Schneider's label that is with the specimen is written the year 1969.
New Cornelia Pit, Ajo, Pima County, Arizona USA (±1969)
Specimen size: 9.3 × 3.3 × 2.4 cm = 3.7” × 1.3” × 0.9”

Main crystal size: 0.5 × 0.5 cm = 0.2” × 0.2”
Price: Euro:240 / US$307 / Yen:25870

T91B: Copper

Floater of well formed Copper from a classic locality:
Quincy Mine, Houghton Co., Michigan USA
Specimen size: 4 × 2 cm = 1.6” × 0.8”
Price: Euro:80 / US$102 / Yen:8620

RB27I2: Copper

Dendritic growth of crystals, some of them very well defined, bright and with small coverage of Quartz.
Ray Mine, Ray District, Pinal County, Arizona USA
Specimen size: 13.8 × 9.5 × 3 cm = 5.4” × 3.7” × 1.2”

Main crystal size: 2.1 × 0.8 cm = 0.8” × 0.3”
Price: Euro:220 / US$281 / Yen:23710

TL67J3: Copper with Calcite

Compact arborescent group of very well defined crystals. Some of them show perfectly the form of the octahedron, with an uncommon definition of faces and edges. The white accompanying species is Calcite, not Quartz.
Keweenaw County, Michigan USA
Specimen size: 11.4 × 5.6 × 2.7 cm = 4.5” × 2.2” × 1.1”
Price: Euro:260 / US$333 / Yen:28030

AM76M8: Copper with Calcite

Arborescent growth with globular terminations, with two groups of crystals of white, very well defined Calcite. Very elegant.
Tsumeb Mine, Tsumeb Namibia
Specimen size: 3.7 × 3.3 × 2.8 cm = 1.5” × 1.3” × 1.1”
Price: Euro:175 / US$224 / Yen:18860

TT47N0: Copper with Cerussite and Cuprite

A novelty for Tucson 2009. Dendritic aggregate crystals, deformed but very sharp faces and edges. Partially covered by octahedral crystals of Cuprite and small crystals of Cerussite, which is a very uncommon paragenesis. The sample is from a recent find (July and August of 2008) at a Russian locality practically unknown until now.
The specimen has been reviewed, photographed and published as a new discovery in the magazine ‘Rivista Mineralogica Italiana’ on page 280 in number 2009/4
Rubtsovskoye Mine, ↓100 m., Rubtsovsk, Altai Kraj, Siberia Russia (06-08/2008)
Specimen size: 3.3 × 3.1 × 2.3 cm = 1.3” × 1.2” × 0.9”
Price: Euro:260 / US$333 / Yen:28030

AK62M9: Copper with Cuprite

Arborescent growth of elongated crystals, small but very well defined, whose matrix is a first generation of bigger crystals almost covered by Cuprite.
Itauz Mine, Dzhezkazgan Kazakhstan
Specimen size: 5.2 × 4.1 × 3.5 cm = 2.0” × 1.6” × 1.4”
Price: Euro:80 / US$102 / Yen:8620

TT86L1: Copper with Cuprite

Dendritic floater growth, very aerial, with well defined crystals, superficially covered by a layer of Cuprite, that gives an elegant reddish color.
Itauz Mine, Dzhezkazgan Kazakhstan (2007)
Specimen size: 7.5 × 2.5 × 0.4 cm = 3.0” × 1.0” × 0.2”
Price: Euro:170 / US$217 / Yen:18320

AK10N8: Copper with Cuprite

Dendritic growth with flattened crystals, one of them clearly dominant. They have well defined crystalline forms. The simplicity is very esthetic and representative.
Itauz Mine, Dzhezkazgan Kazakhstan (2003)
Specimen size: 11.2 × 9.3 × 1.8 cm = 4.4” × 3.7” × 0.7”

Main crystal size: 3 × 0.7 cm = 1.2” × 0.3”
Price: Euro:560 / US$717 / Yen:60370

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.
Liubao ("Babu") area, Cangwu County, Wuzhou, Guangxi China (06/2009)
Specimen size: 4.7 × 2.6 × 2.1 cm = 1.9” × 1.0” × 0.8”
Price: Euro:110 / US$140 / Yen:11850

TE47Q3: Cuprian Adamite

Groups of crystals with excellent terminations, of deep green color, bright and on Limonite matrix.
Tsumeb Mine, Tsumeb Namibia
Specimen size: 5.6 × 4.2 × 2 cm = 2.2” × 1.7” × 0.8”

Main crystal size: 0.5 × 0.2 cm = 0.2” × 0.1”
Price: Euro:230 / US$294 / Yen:24790

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.
Rubtsovskoye Mine, ↓100 m., Rubtsovsk, Altai Kraj, Siberia Russia (06-08/2008)
Specimen size: 3.3 × 3.2 × 2.5 cm = 1.3” × 1.3” × 1.0”
Price: Euro:490 / US$628 / Yen:52820

RC6K4: Cuprite (Chalcotrichite) with Copper

Fibrous aggregates of excellent luster and very intense red color on laminar growths of native Copper on matrix.
Ajo, Pima County, Arizona USA (±1973)
Specimen size: 7.7 × 6 × 5 cm = 3.0” × 2.4” × 2.0”
Price: Euro:100 / US$128 / Yen:10780

AH16Q6: Cuprite with Calcite

Groups of octahedral crystals with very well defined faces and edges and a deep red color on internal reflection. They are in a cavity that protects them.
Mashamba West Mine, Shaba Congo D.R. (1994)
Specimen size: 8.5 × 7.4 × 5.4 cm = 3.3” × 2.9” × 2.1”
Price: Euro:110 / US$140 / Yen:11850

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 Namibia
Specimen size: 3.4 × 2.5 × 1.3 cm = 1.3” × 1.0” × 0.5”

Main crystal size: 0.5 × 0.4 cm = 0.2” × 0.2”
Price: Euro:170 / US$217 / Yen:18320

TP76P6: Descloizite

Esthetic arborescent growth of flattened translucent crystals with sharp slightly curved edges, absolutely free of damage and partially coated by very small white crystals, probably Dolomite.
Berg Aukas, Grootfontein Namibia (±1970)
Specimen size: 5 × 4.2 × 3.6 cm = 2.0” × 1.7” × 1.4”
Price: Euro:175 / US$224 / Yen:18860

NE8N7: Descloizite after Vanadinite

The Preguiça Mine is currently well known and the species from there well described. Anyway, an unusual find was made there in 2006, a pseudomorph of Descloizite after Vanadinite. The analysis we did shows only Descloizite but the crystal form is without doubt that of former Vanadinite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2006)
Specimen size: 5 × 2.8 × 1.4 cm = 2.0” × 1.1” × 0.6”

Main crystal size: 0.1 × 0.1 cm = 0.0” × 0.0”
Price: Euro:30 / US$38 / Yen:3230

NP8N7: Descloizite after Vanadinite

The Preguiça Mine is currently well known and the species from there well described. Anyway, an unusual find was made there in 2006, a pseudomorph of Descloizite after Vanadinite. The analysis we did shows only Descloizite but the crystal form is without doubt that of former Vanadinite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2006)
Specimen size: 8.5 × 6.4 × 3.1 cm = 3.3” × 2.5” × 1.2”
Price: Euro:40 / US$51 / Yen:4310

NM58N7: Descloizite after Vanadinite

The Preguiça Mine is currently well known and the species from there well described. Anyway, an unusual find was made there in 2006, a pseudomorph of Descloizite after Vanadinite. The analysis we did shows only Descloizite but the crystal form is without doubt that of former Vanadinite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2006)
Specimen size: 7.2 × 6.3 × 2.6 cm = 2.8” × 2.5” × 1.0”

Main crystal size: 0.2 × 0.1 cm = 0.1” × 0.0”
Price: Euro:40 / US$51 / Yen:4310

NH9N7: Descloizite after Vanadinite

The Preguiça Mine is currently well known and the species from there well described. Anyway, an unusual find was made there in 2006, a pseudomorph of Descloizite after Vanadinite. The analysis we did shows only Descloizite but the crystal form is without doubt that of former Vanadinite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2006)
Specimen size: 6.3 × 5 × 3 cm = 2.5” × 2.0” × 1.2”
Price: Euro:40 / US$51 / Yen:4310

NQ9N7: Descloizite after Vanadinite

The Preguiça Mine is currently well known and the species from there well described. Anyway, an unusual find was made there in 2006, a pseudomorph of Descloizite after Vanadinite. The analysis we did shows only Descloizite but the crystal form is without doubt that of former Vanadinite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2006)
Specimen size: 8.4 × 8.3 × 3.3 cm = 3.3” × 3.3” × 1.3”

Main crystal size: 0.2 × 0.1 cm = 0.1” × 0.0”
Price: Euro:50 / US$64 / Yen:5390

NY11M9: Descloizite with Calcite

Columnar growths of small crystals that are extraordinarily well defined and bright. The crystals are dipyramidal, most of them doubly terminated, and are very sharp. The growths of Descloizite are partially covered by white Calcite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2005-2006)
Specimen size: 5.6 × 4.3 × 2.6 cm = 2.2” × 1.7” × 1.0”
Price: Euro:70 / US$89 / Yen:7540

NF26J1: Descloizite with Calcite

Group of extraordinarily defined and bright small crystals. These crystals are dipyramidal, of very well defined faces and edges and many of them doubly terminated. In this case Descloizite is the base of a group of scalenohedral crystals of white Calcite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2005-2006)
Specimen size: 6.7 × 5.9 × 3.7 cm = 2.6” × 2.3” × 1.5”

Main crystal size: 0.1 × 0.1 cm = 0.0” × 0.0”
Price: Euro:125 / US$160 / Yen:13470

NY66M9: Descloizite with Calcite

Group, on Limonite matrix, of small crystals, very bright and most of them doubly terminated and forming dipyramids of very well defined faces and edges. The group is partially covered by a "nest" of white crystals of Calcite.
Mina da Preguiça, Sobral da Adiça, Moura, Beja Portugal (2005-2006)
Specimen size: 7.8 × 7.6 × 4.9 cm = 3.1” × 3.0” × 1.9”
Price: Euro:145 / US$185 / Yen:15630

629 results found.

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