AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Mexico > Chalcocite over Pyrite

Search

 

Online Mineral Museum Archive of Mineral Photographs and Mineral Descriptions from John Betts - 
Fine Minerals.com and Allminerals.com

   

Chalcocite over Pyrite from Milpillas Mine, Cuitaca, Sonora, Mexico

 
Chalcocite over Pyrite from Milpillas Mine, Cuitaca, Sonora, Mexico

Chalcocite over Pyrite from Milpillas Mine, Cuitaca, Sonora, Mexico

Chalcocite over Pyrite from Milpillas Mine, Cuitaca, Sonora, Mexico

DESCRIPTION:No. 75760
Mineral:Chalcocite over Pyrite
Locality:Milpillas Mine, Cuitaca, Sonora, Mexico
Description:Large lustrous gray-metallic pyrite crystal in white dickite matrix. The unusual gray color is caused by a thin (5-10 µm) layer of chalcocite on the surfaces of the pyrite crystal. The pyrite crystal is chipped exhibiting typical yellow-metallic color. Collected in 2015. Analysis of coating performed from Ben Grguric at South Australian Museum.
Overall Size:4.5x3x3 cm
Crystals:45 mm
Archived: For reference only

 

 

 

 

 

© AllMinerals/JohnBetts-FineMinerals All Rights Reserved

The minerals illustrated on this site are presented for reference purposes only. 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 museum. Please contact the property owner to obtain legal permission before entering private property. ;