Freibergite

  
Freibergite with chalcopyrite on siderite
  
  
Origin: Obernice, nr. Pribram, Bohemia, Czech Republic
Ex. Josef Vajdak collection
Sample size: 5.0 x 4.5 x 2.7 cm (top/2nd row), 5.4 x 3.9 x 1.4 cm (3rd/bottom row)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Freibergite on siderite
Origin: Galena Mine, Kellogg, Coeur d'Alene District, Shoshone Co., Idaho, U.S.A.
Sample size: 3 x 2.5 x 0.7 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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