Chalcocite - Mineral specimens search results

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Mineral specimens search results for [ Chalcocite ]

NC57AM4: Bornite after Chalcocite and Tennantite-(Fe)

Bornite crystals pseudomorphic after Chalcocite twins, with a bronze color, with tetrahedral crystals of Tennantite-(Fe) and twins of Chalcocite that are shiny and have bluish metallic tones. The specimen comes from the last find before the definitive closure of open-pit mining here, and this is the first time that collector quality Bornite has appeared at this locality
This material has been analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Fase 6, level 130-135, ↓175 m., Gerena-Guillena-Salteras, Comarca Sierra Norte Spain (01/2020)
Specimen size: 7.4 × 6.6 × 5 cm = 2.91” × 2.60” × 1.97”
Price: [SOLD]

NR11AL4: Chalcocite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, shiny, on matrix. 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 Spain
Specimen size: 4.1 × 2.2 × 1.3 cm = 1.61” × 0.87” × 0.51”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”
Price: €60 / US$72 / JPY7550 / AUD$90

NA14AL4: Chalcocite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, brilliant, and on matrix. 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 Spain
Specimen size: 2.2 × 1.6 × 0.4 cm = 0.87” × 0.63” × 0.16”
Price: €90 / US$109 / JPY11330 / AUD$140

NX16AL4: Chalcocite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, shiny, on matrix. 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 Spain
Specimen size: 2.8 × 1.9 × 0.3 cm = 1.10” × 0.75” × 0.12”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”
Price: €110 / US$133 / JPY13850 / AUD$170

NW16AL4: Chalcocite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, shiny, on matrix. The specimen has been analyzed and we will 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’ section, report 56, June 6, 2020 edition, page 2
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte Spain
Specimen size: 3.1 × 2.1 × 0.7 cm = 1.22” × 0.83” × 0.28”
Price: [SOLD]

NP26AL4: Chalcocite

Very sharp Chalcocite crystals that form hexagonal cyclic twins with well defined faces and edges, flattened, shiny, on matrix. 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 Spain
Specimen size: 4 × 3.5 × 2.1 cm = 1.57” × 1.38” × 0.83”

Main crystal size: 0.3 × 0.2 cm = 0.12” × 0.08”
Price: [SOLD]

NE86AL5: Chalcocite

Group of Chalcocite crystals, one of them clearly dominant and partially doubly terminated, with an elongated habit and a pyramidal termination, with very well defined faces and edges. These specimens were analyzed and we will send a copy of the analysis to the buyer.
Las Cruces Mine, Gerena-Guillena-Salteras, Comarca Sierra Norte Spain
Specimen size: 1.6 × 1.1 × 1.1 cm = 0.63” × 0.43” × 0.43”
Price: [SOLD]

NA86AL4: Chalcocite

Very sharp Chalcocite crystals, twinned, with well defined faces and edges, flattened, shiny, and on matrix. 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 Spain
Specimen size: 9.1 × 8.3 × 2.7 cm = 3.58” × 3.27” × 1.06”

Main crystal size: 1 × 0.4 cm = 0.39” × 0.16”
Price: €170 / US$206 / JPY21410 / AUD$270

NC27AL4: Chalcocite

Very sharp Chalcocite crystals, twinned, with well defined faces and edges, flattened, shiny, and on matrix. 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 Spain
Specimen size: 4.1 × 3.6 × 3.2 cm = 1.61” × 1.42” × 1.26”
Price: €190 / US$231 / JPY23930 / AUD$300

NG37AL4: Chalcocite

Very sharp Chalcocite crystals, twinned, with well defined faces and edges, flattened, shiny, and on matrix. 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 Spain
Specimen size: 4.7 × 2.7 × 2.3 cm = 1.85” × 1.06” × 0.91”

Main crystal size: 0.6 × 0.4 cm = 0.24” × 0.16”
Price: [SOLD]

EV87AG0: Chalcocite

Very sharp and platy Chalcocite crystals with a black color and blue metallic reflections. They are on a rock matrix with small white Calcite crystals. A classic from Kazakhstan, each day scarcer.
The sample is from the René Hubin collection from Neupré in Belgium, whose label we’ll send to the buyer.
Dzhezkazgan Mine, Dzhezkazgan, Karaganda Region Kazakhstan
Specimen size: 9.2 × 5.4 × 2.1 cm = 3.62” × 2.13” × 0.83”
Price: [SOLD]

TC17AH5: Chalcocite

Group of very sharp Chalcocite crystals that are twinned, partially doubly terminated and very bright. The sample is from an exceptional find from which only very few were saved.
We’ll send the sample in its original Perkin’s box from the R.J. Noble collection, also containing the collection label.
Telfer Mine, Telfer, Paterson Province, Pilbara Region, Western Australia Australia
Specimen size: 2.6 × 1.5 × 1.1 cm = 1.02” × 0.59” × 0.43”

Main crystal size: 2 × 0.9 cm = 0.79” × 0.35”
Price: [SOLD]

HM90TX: Chalcocite

Group on matrix of lamellar and very sharp crystals of Chalcocite, with well defined and lustrous faces and edges. This specimen, from a classic locality, is very old, as the label that accompanies it attests.
Saint Just District, Cornwall England / United Kingdom
Specimen size: 4.5 × 3.7 × 3.4 cm = 1.77” × 1.46” × 1.34”
Price: €90 / US$109 / JPY11330 / AUD$140

AM96S9: Chalcocite

Good sample, very representative of the material from the Flambeau Mine, a classic for the species. The crystals, on matrix, are sharp and have very well defined faces and edges, showing the metallic bluing characteristic of the samples from this mine.
Flambeau Mine, 1000 level, Ladysmith, Rusk County, Wisconsin USA (1994)
Specimen size: 6.3 × 5.4 × 3.8 cm = 2.48” × 2.13” × 1.50”

Main crystal size: 1.1 × 1 cm = 0.43” × 0.39”
Price: [SOLD]

M47PD2: Chalcocite

These old timers have that special touch. While it may not be as attractive as some other specimens the difficulty in getting material from this mine and the patina that time has given the crystals make it a nice classic.
Geevor Mine, Pendeen, Saint Just District, Cornwall England / United Kingdom
Specimen size: 2.2 × 2.2 × 0.7 cm = 0.87” × 0.87” × 0.28”
Price: [SOLD]

RE62I8: Chalcocite

An especially interesting miniature. The sharp crystals, with very well-defined faces and edges, form a very aerial parallel growth.
Kamoto Principal Mine (Kamoto Mine), Kamoto, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba) Democratic Republic of the Congo (Zaire)
Specimen size: 1.3 × 1 × 0.7 cm = 0.51” × 0.39” × 0.28”
Price: [SOLD]

RF62I8: Chalcocite

An especially interesting miniature. The sharp crystals, with very well-defined faces and edges, form a very aerial parallel growth.
Kamoto Principal Mine (Kamoto Mine), Kamoto, Kolwezi District, Lualaba, Katanga Copper Crescent, Katanga (Shaba) Democratic Republic of the Congo (Zaire)
Specimen size: 1.6 × 0.9 × 1 cm = 0.63” × 0.35” × 0.39”
Price: [SOLD]

SM80RE: Chalcocite

Floater group of very sharp and well defined prismatic crystals. An old English classic.
Saint Just District, Cornwall England / United Kingdom
Specimen size: 2.5 × 1.1 × 0.7 cm cm = 0.98” × 0.43” × 0.28”
Price: [SOLD]

TB36F2: Chalcocite

The crystals are quite well-developed for this mineral species and they form a very aerial group, which has not been altered or coated in this fine sample.
Shaft 65, Dzhezkazgan Kazakhstan
Specimen size: 4 × 2.8 × 2 cm = 1.57” × 1.10” × 0.79”
Price: [SOLD]

TM36Z2: Chalcocite and Djurleite with Chalcopyrite

A novelty at Tucson 2014. Aggregate of extraordinarily elongated Chalcocite crystals completely coated by iridescent Chalcopyrite, with dominant blue shades. By recent reports, it seems that in some cases the Chalcocite crystals are partially replaced by Djurleite.
Tongshankou Mine, Edong, Daye, Huangshi Prefecture, Hubei Province China (2013)
Specimen size: 5.3 × 0.6 × 0.5 cm = 2.09” × 0.24” × 0.20”
Price: [SOLD]

TZ66Z2: Chalcocite and Djurleite with Chalcopyrite

A novelty at Tucson 2014. Aggregate of extraordinarily elongated Chalcocite crystals and coralloid growths completely coated by iridescent Chalcopyrite, with dominant blue and violet shades. By recent reports, it seems that in some cases the Chalcocite crystals are partially replaced by Djurleite.
This specimen was published on the Mineralogical Record´s web page, in the ‘What’s New in the Mineral World?’ section, report #37, April 14, 2014 edition.
Tongshankou Mine, Edong, Daye, Huangshi Prefecture, Hubei Province China (2013)
Specimen size: 4.3 × 1.9 × 1.4 cm = 1.69” × 0.75” × 0.55”
Price: [SOLD]

TJ66Z2: Chalcocite and Djurleite with Chalcopyrite

A novelty at Tucson 2014. Aggregate of extraordinarily elongated Chalcocite crystals completely coated by iridescent Chalcopyrite, with dominant blue, violet and golden shades. By recent reports, it seems that in some cases the Chalcocite crystals are partially replaced by Djurleite.
The specimen has been reviewed and published in the magazine ‘Lapis’ on page 31, volume 39, number 5, May 2014
Tongshankou Mine, Edong, Daye, Huangshi Prefecture, Hubei Province China (2013)
Specimen size: 5.8 × 0.5 × 0.3 cm = 2.28” × 0.20” × 0.12”
Price: [SOLD]

TB96Z2: Chalcocite and Djurleite with Chalcopyrite

A novelty at Tucson 2014. Aggregate of extraordinarily elongated Chalcocite crystals completely coated by iridescent Chalcopyrite, with dominant violet and golden yellow shades. By recent reports, it seems that in some cases the Chalcocite crystals are partially replaced by Djurleite.
Tongshankou Mine, Edong, Daye, Huangshi Prefecture, Hubei Province China (2013)
Specimen size: 4.5 × 3.6 × 2.8 cm = 1.77” × 1.42” × 1.10”
Price: [SOLD]

TX66Z2: Chalcocite and Djurleite with Chalcopyrite

A novelty at Tucson 2014. Aggregate of extraordinarily elongated Chalcocite crystals completely coated by iridescent Chalcopyrite, with dominant green and violet shades. By recent reports, it seems that in some cases the Chalcocite crystals are partially replaced by Djurleite.
Tongshankou Mine, Edong, Daye, Huangshi Prefecture, Hubei Province China (2013)
Specimen size: 7.2 × 0.5 × 0.5 cm = 2.83” × 0.20” × 0.20”
Price: [SOLD]

TX96Z2: Chalcocite and Djurleite with Chalcopyrite

A novelty at Tucson 2014. Aggregate of elongated Chalcocite crystals with very well defined faces and edges finished with an arborescent growth and completely coated by iridescent Chalcopyrite, with dominant blue shades. By recent reports, it seems that in some cases the Chalcocite crystals are partially replaced by Djurleite.
Tongshankou Mine, Edong, Daye, Huangshi Prefecture, Hubei Province China (2013)
Specimen size: 4.9 × 1.5 × 2.1 cm = 1.93” × 0.59” × 0.83”
Price: [SOLD]

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