AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from England > Chalcopyrite and Calcite on Quartz

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

   

Chalcopyrite and Calcite on Quartz from Geevor Mine, St. Just District, Cornwall, England

 
Chalcopyrite and Calcite on Quartz from Geevor Mine, St. Just District, Cornwall, England

Chalcopyrite and Calcite on Quartz from Geevor Mine, St. Just District, Cornwall, England

Chalcopyrite and Calcite on Quartz from Geevor Mine, St. Just District, Cornwall, England

Photo below under shortwave ultraviolet illumination:
Chalcopyrite and Calcite on Quartz from Geevor Mine, St. Just District, Cornwall, England

DESCRIPTION:No. 63895
Mineral:Chalcopyrite and Calcite on Quartz
Locality:Geevor Mine, St. Just District, Cornwall, England
Description:Lustrous metallic tetrahedral chalcopyrite crystals to 5 mm with translucent colorless calcite crystals to 2.5 mm coating three sides of a 50 mm translucent gray-brown quartz crystal. The chalcopyrite crystals have yellow-purple iridescent surfaces.
Overall Size:6x2.5x2 cm
Crystals:micro to 50 mm
Archived: For reference only

 

 

 

 

 

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