Covellite

  
  
Covellite with chalcopyrite
Origin: Butte, Silver Bow Co., Montana, U.S.A.
Sample size: 3.5 x 1.8 x 1.5 cm
 
  
Covellite with pyrite
Origin: Calabona Mine, Alghero, Sassari Province, Sardinia, Italy
Sample size: 5.8 x 4.7 x 4.3 cm
 
  
Origin: Tilva Mika Mine, Bor, Homoljske Mts., Serbia - Montenegro
Sample size: 5.7 x 3.7 x 3.2 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

     
Origin: Calabona Mine, Alghero, Sassari Province, Sardinia, Italy
Sample size: 7 x 2.8 x 12.5 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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