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Mineral Specimen No. 75757:
Chalcocite over Pyrite for sale from Milpillas Mine, Cuitaca, Sonora, Mexico.

This mineral specimen Chalcocite over Pyrite from Milpillas Mine, Cuitaca, Sonora, Mexico is available for sale from John Betts - Fine Minerals, mineral dealer located in New York City, New York.Follow on Facebook

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Description of Mineral Specimen for sale No. 75757:

Mineral Species: Chalcocite over Pyrite.
Location of origin: Milpillas Mine, Cuitaca, Sonora, Mexico.
Description: Lustrous gray-metallic pyrite crystal in white dickite-rich matrix. The unusual gray color is caused by a thin (5-10 ?m) layer of chalcocite on the surfaces of the pyrite crystal. One crystal face is not fully coated and exhibits yellow-metallic color. No damage. Collected in 2015. Analysis of coating performed from Ben Grguric at South Australian Museum..
Overall size: 4.5x4x3.5 cm.
Size of individual crystals: 20 mm
Price: $32 (plus shipping).

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Learn more about the testing and identification of the coating on Milpillas Mine pyrite crystals here: Milpillas Pyrite

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Mineral Chalcocite over Pyrite for sale from Milpillas Mine, Cuitaca, Sonora, Mexico

Detail view of mineral Chalcocite over Pyrite for sale from Milpillas Mine, Cuitaca, Sonora, Mexico

Detail view of mineral Chalcocite over Pyrite for sale from Milpillas Mine, Cuitaca, Sonora, Mexico

Detail view of mineral Chalcocite over Pyrite for sale from Milpillas Mine, Cuitaca, Sonora, Mexico

Detail view of mineral Chalcocite over Pyrite for sale from Milpillas Mine, Cuitaca, Sonora, Mexico

Miniature-sized Specimen

     

See similar minerals for sale:
Sulfide & Sulfosalt Minerals

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Mexico

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a division of allminerals.com, dealer of Fine Minerals since 1989.  

The minerals illustrated on this site were purchased from collectors or wholesale suppliers for resale purposes. The owner of this site did not collect the minerals and collectors should not assume access is permitted to the property based on inclusion in this site. Please contact the property owner to obtain legal permission before entering private property.