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NE11AL4: Chalcocite with Sb-rich Tennantite-(Fe) and Pyrite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, lustrous, on matrix, with tetrahedral crystals of antimony-rich Tennantite-(Fe) and coatings of botryoidal pyrite. The specimen has been analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia Spain
Specimen size: 6.5 × 4.4 × 2.7 cm = 2.56” × 1.73” × 1.06”
Price: €60 / US$67 / ¥7670 / AUD$90

NG66AL4: Chalcocite with Sb-rich Tennantite-(Fe) and Pyrite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, lustrous, on matrix, with antimony-rich Tennantite-(Fe) and coatings of iridescent botryoidal Pyrite dominated by purple tones. The specimen has been analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia Spain
Specimen size: 4.4 × 4 × 3.3 cm = 1.73” × 1.57” × 1.30”

Main crystal size: 0.6 × 0.4 cm = 0.24” × 0.16”
Price: €180 / US$203 / ¥23030 / AUD$280

NH47AL5: Chalcocite with Sb-rich Tennantite-(Fe) and Pyrite

Growth on matrix of highly profiled Chalcocite crystals that form flattened twins with a hexagonal outline, with very well defined faces and edges, lustrous, on matrix, with antimony-rich Tennantite- (Fe) and Pyrite coatings. These pieces were analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia Spain
Specimen size: 3.9 × 3.4 × 1.5 cm = 1.54” × 1.34” × 0.59”
Price: €240 / US$270 / ¥30710 / AUD$380

7NA25: Chalcocite, Pyrite

Very sharp Chalcocite crystals that form flattened twins with very well defined faces and edges, bright and on matrix, with very vivid metallic blue iridescent Pyrite coatings. The sample has been analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia Spain (01/2020)
Specimen size: 3.2 × 2.2 × 1.6 cm = 1.26” × 0.87” × 0.63”

Main crystal size: 1.2 × 0.3 cm = 0.47” × 0.12”
Price: €25 / US$28 / ¥3190 / AUD$30

7NR45: Chalcocite, Pyrite

Very sharp Chalcocite crystals that form flattened twins with very well defined faces and edges, bright and on matrix, with very vivid metallic blue iridescent Pyrite coatings. The sample has been analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte, Seville, Andalusia Spain
Specimen size: 3.7 × 2.7 × 2.5 cm = 1.46” × 1.06” × 0.98”
Price: €45 / US$50 / ¥5750 / AUD$70

TC90ME: Chalcopyrite

Group of sharp Chalcopyrite crystals, with well defined crystal forms and a fine polycrystalline striations. The specimen, from a historic German locality, comes from an old collection as attested by the label, which we will also send to the buyer.
Bad Harzburg mining area (Hasselbach), Goslar, Lower Saxony/Niedersachsen Germany
Specimen size: 6.4 × 5.3 × 3.6 cm = 2.52” × 2.09” × 1.42”

Main crystal size: 1 × 0.7 cm = 0.39” × 0.28”
Price: €90 / US$101 / ¥11510 / AUD$140

CB14AL8: Chalcopyrite

Aggregate of twinned disphenoidal (pseudotetrahedral) crystals of Chalcopyrite, with slight iridescence, on matrix.
The specimen from one of the most classic German localities for the species comes from the Carles Curto collection, whose label and catalogue entry we will send to the buyer.
Herdorf, Siegerland, Rhineland-Palatinate/Rheinland-Pfalz Germany
Specimen size: 3.4 × 2.4 × 1.9 cm = 1.34” × 0.94” × 0.75”
Price: €90 / US$101 / ¥11510 / AUD$140

TP6AJ1: Chalcopyrite on Quartz and with Calcite

A novelty at Tucson 2019. Bright Chalcopyrite crystals with very well defined parallel growths partially coated by small epigenetic Galena crystals and implanted on a group of white, doubly terminated Quartz crystals with very acute and well defined scalenohedral Calcite crystals.
El Bolivar Mine, Piedras Verdes (Triguito), Municipio Urique, Chihuahua Mexico (10/2018)
Specimen size: 9 × 6.4 × 5.1 cm = 3.54” × 2.52” × 2.01”

Main crystal size: 2.3 × 2.1 cm = 0.91” × 0.83”
Price: €110 / US$124 / ¥14070 / AUD$170

MR27AM3: Chalcopyrite with Arsenopyrite and Siderite

Group of large Chalcopyrite crystals with the typical curvatures seen in Panasqueira specimens, very aerial, lustrous, and on matrix. With sharp and lustrous Arsenopyrite crystals and small coatings of lenticular Siderite crystals. As a whole, it is a very high level piece both for its perfection and for the quality of the Chalcopyrite crystals, a species that in this mine does not usually yield very good specimens.
Minas da Panasqueira, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro Portugal
Specimen size: 13.1 × 10.4 × 7.1 cm = 5.16” × 4.09” × 2.80”
Price: €2200 / US$2484 / ¥281530 / AUD$3510

TXA14AN4: Chalcopyrite with Baryte

Druse of white lamellar Baryte crystals, sharp, and partially covered by small twinned Chalcopyrite crystals. Curiously, Chalcopyrite is a rare species at this well-known locality. This specimen is from the Alain Martaud collection.
Les Cèdres Mine, Asce. 32, Les Malines Mining District, Saint-Laurent-le-Minier, Le Vigan, Gard Department, Occitanie France (±1990)
Specimen size: 7.4 × 6.8 × 3.4 cm = 2.91” × 2.68” × 1.34”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”
Price: €90 / US$101 / ¥11510 / AUD$140

TQ26AJ1: Chalcopyrite with Calcite

A novelty at Tucson 2019. Floater group of bright Chalcopyrite crystals with very well defined parallel growths, with white Quartz crystals and doubly terminated scalenohedral Calcite crystals.
El Bolivar Mine, Piedras Verdes (Triguito), Municipio Urique, Chihuahua Mexico (10/2018)
Specimen size: 7.2 × 4.6 × 4.2 cm = 2.83” × 1.81” × 1.65”
Price: €150 / US$169 / ¥19190 / AUD$230

NB26AJ7: Chalcopyrite with Dolomite and Calcite

Very sharp disphenoidal Chalcopyrite crystals with a pseudotetrahedral shape, twinned and with an iridescent superficial patina. They are on matrix with Dolomite, Calcite and Quartz. The sample has been sawed on the base to reduce the matrix. This kind of Chalcopyrite was not known at the locality until now.
Salomón Cut, bench 290, Rio Tinto Mines, Minas de Riotinto, Comarca Cuenca Minera, Huelva, Andalusia Spain
Specimen size: 5.5 × 4 × 2.8 cm = 2.17” × 1.57” × 1.10”

Main crystal size: 1 × 0.6 cm = 0.39” × 0.24”
Price: €120 / US$135 / ¥15350 / AUD$190

NK36AJ7: Chalcopyrite with Dolomite and Calcite

Sharp disphenoidal Chalcopyrite crystals with a pseudotetrahedral shape. They are twinned and have a superficial metallic patina and are on a matrix with Dolomite and Calcite. This kind of Chalcopyrite was not known at the locality until now.
Salomón Cut, bench 290, Rio Tinto Mines, Minas de Riotinto, Comarca Cuenca Minera, Huelva, Andalusia Spain
Specimen size: 7.2 × 6 × 3.2 cm = 2.83” × 2.36” × 1.26”
Price: €130 / US$146 / ¥16630 / AUD$200

NH56AJ7: Chalcopyrite with Dolomite and Calcite

Sharp disphenoidal Chalcopyrite crystals with a pseudotetrahedral shape. They are twinned and have a superficial metallic patina and are on a matrix with Dolomite and Calcite. The sample has been sawed on the lower part to reduce the matrix. This kind of Chalcopyrite was not known at the locality until now.
Salomón Cut, bench 290, Rio Tinto Mines, Minas de Riotinto, Comarca Cuenca Minera, Huelva, Andalusia Spain
Specimen size: 7.8 × 5.6 × 5.2 cm = 3.07” × 2.20” × 2.05”

Main crystal size: 1 × 1 cm = 0.39” × 0.39”
Price: €150 / US$169 / ¥19190 / AUD$230

TA78Z0: Chalcopyrite with Ferberite and Boulangerite (variety plumosite)

Spheroidal, almost a floater, aggregate of twinned Chalcopyrite crystals with parallel growths of Ferberite crystals and small mossy Boulangerite (variety plumosite) aggregates.
Yaogangxian Mine, Yizhang, Chenzhou Prefecture, Hunan Province China (2006)
Specimen size: 4 × 4 × 3.9 cm = 1.57” × 1.57” × 1.54”
Price: €340 / US$383 / ¥43500 / AUD$540

NC13AM7: Chalcopyrite with Gypsum, Dolomite and Calcite

Very sharp disphenoidal crystals of Chalcopyrite with a pseudotetrahedral habit, twinned and with a superficial metallic tarnish. On matrix, with Gypsum and Dolomite and Calcite crystals. This type of specimen was unknown from the locality until this find.
Salomón Cut, bench 290, Rio Tinto Mines, Minas de Riotinto, Comarca Cuenca Minera, Huelva, Andalusia Spain
Specimen size: 8.7 × 4.8 × 6 cm = 3.43” × 1.89” × 2.36”

Main crystal size: 1 × 0.6 cm = 0.39” × 0.24”
Price: €70 / US$79 / ¥8950 / AUD$110

AF11AM3: Chalcopyrite with Magnetite

Group of disphenoidal crystals (pseudotetrahedral) of Chalcopyrite, with sharp crystal forms. On a Magnetite matrix with octahedral crystals of Magnetite.
French Creek Mines, St. Peters, Warwick Township, Chester County, Pennsylvania USA
Specimen size: 4.4 × 3.2 × 2.3 cm = 1.73” × 1.26” × 0.91”
Price: €60 / US$67 / ¥7670 / AUD$90

TBJ14AN7: Chalcopyrite with Quartz

Twinned Chalcopyrite crystals with the dominant forms of the bisphenoid, very sharp, lustrous, and partially covered by small Quartz crystals and spheroidal aggregates of Calcite microcrystals. A classic specimen from Cavnic, where good specimens of Chalcopyrite are rare. We will ship the specimen in its original Perky box from the Robert J. Noble collection, which also contains the label, which shows that it was previously in the Melanson collection.
Cavnic Mine, Cavnic mining area, Cavnic, Maramures Romania
Specimen size: 2.5 × 2.4 × 1.7 cm = 0.98” × 0.94” × 0.67”

Main crystal size: 1.6 × 0.9 cm = 0.63” × 0.35”
Price: €85 / US$95 / ¥10870 / AUD$130

NA14AJ7: Chalcopyrite with Quartz, Dolomite and Calcite

Very sharp disphenoidal Chalcopyrite crystals with a pseudotetrahedral shape, some of them with very well defined parallel growths. They are very bright and are on a matrix with Dolomite, Calcite and Quartz. The sample has been sawed on the lower part to reduce the matrix. This kind of Chalcopyrite was not known at the locality until now.
Salomón Cut, bench 290, Rio Tinto Mines, Minas de Riotinto, Comarca Cuenca Minera, Huelva, Andalusia Spain
Specimen size: 6.3 × 4.4 × 2.5 cm = 2.48” × 1.73” × 0.98”
Price: €90 / US$101 / ¥11510 / AUD$140

TV11AN2: Chalcopyrite with Siderite and Dolomite

Twinned Chalcopyrite crystals, shiny, with very sharp crystal forms, with strong curvatures on faces and edges, on matrix. With tabular crystals of Siderite of light cream color and white crystals of Dolomite.
Vereinigung Mine, Katzwinkel, Altenkirchen (Westerwald), Siegerland, Rhineland-Palatinate/Rheinland-Pfalz Germany
Specimen size: 3.2 × 2.3 × 2.3 cm = 1.26” × 0.91” × 0.91”

Main crystal size: 0.7 × 0.6 cm = 0.28” × 0.24”
Price: €80 / US$90 / ¥10230 / AUD$120

XM240GF: Chalcopyrite with Sphalerite

Aggregate of twinned Chalcopyrite crystals showing very sharp skeletal growths with Sphalerite crystals. The specimen comes from the Pedro Goy collection.
French Creek Mines, St. Peters, Warwick Township, Chester County, Pennsylvania USA
Specimen size: 8.1 × 5.6 × 3.1 cm = 3.19” × 2.20” × 1.22”
Price: €560 / US$632 / ¥71660 / AUD$890

TD47Z2: Chalcopyrite with Tetrahedrite

Parallel Chalcopyrite growths coating two large Tetrahedrite crystals. The Chalcopyrite crystals along the Tetrahedrite edges are clearly more developed. This Chalcopyrite-Tetrahedrite association is very scarce at the locality, better known for very good Chalcopyrite with Siderite.
Kaiwu Mine, Hezhang, Bijie Prefecture, Guizhou Province China (2013)
Specimen size: 3.8 × 3.7 × 3.1 cm = 1.50” × 1.46” × 1.22”

Main crystal size: 3.2 × 3 cm = 1.26” × 1.18”
Price: €220 / US$248 / ¥28150 / AUD$350

8ED160W2: Chalcopyrite, Siderite

A novelty at St. Marie 2012. Drusy growth, on matrix, of sharp short disphenoidal crystals of Chalcopyrite with a false appearance of the tetrahedron. They have very well defined faces and edges, are extraordinarily bright and some of them are very individualized.
Bou Nahas Mine, Oumjrane mining area, Alnif Commune, Tinghir Province, Drâa-Tafilalet Region Morocco (12/2011-01/2012)
Specimen size: 6.5 × 5.7 × 3.6 cm = 2.56”
Price: €140 / US$158 / ¥17910 / AUD$220

TC380ED: Chalcostibite with Azurite

Aggregate of elongated Chalcostibite crystals with very good terminations, rare in this type of specimen, and with well defined faces and edges. The Chalcostibite crystals are partially pseudomorphed by Azurite, which gives a very vivid color to the surfaces.
Rar el Anz, Oued Cherrat (Cherrat Wadi), Chaouia-Ouardigha, Casablanca Prefecture, Casablanca-Settat Region Morocco (2017)
Specimen size: 4.9 × 4.7 × 2.8 cm = 1.93” × 1.85” × 1.10”

Main crystal size: 4.4 × 2.4 cm = 1.73” × 0.94”
Price: €380 / US$429 / ¥48620 / AUD$600

TC190TE: Chalcostibite with Azurite and Malachite

Aggregate of elongated Chalcostibite crystals with very good terminations, rare in this type of specimen, and with well defined faces and edges. The Chalcostibite crystals are partially pseudomorphed by Azurite, which gives a very vivid color to the surfaces.
Rar el Anz, Oued Cherrat (Cherrat Wadi), Chaouia-Ouardigha, Casablanca Prefecture, Casablanca-Settat Region Morocco (2017)
Specimen size: 4.8 × 4.5 × 2.3 cm = 1.89” × 1.77” × 0.91”
Price: €190 / US$214 / ¥24310 / AUD$300

We work with the IMA approved names for minerals. If you are not sure of the IMA name for the mineral you are looking for you can select it from the following list


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