Bournonite

  
Massive sulfide matrix with the top completely covered by tiny metallic silver crystals of arsenopyrite. Scattered nicely about these arsenopyrite crystals are twinned metallic crystals of bournonite to 6 mm in size. The cystals are mostly prismatic in nature and are heavily striated.
Origin: Valea Vinului, Rodna, Romania
Sample size: 4.9 x 4 x 3.1 cm
 
  
Bournonite with quartz
Origin: Huallanca District, Dos de Mayo Province, Huánuco Department, Peru
Ex. Don Belsher collection
Sample size: 5 x 2 x 5.7 cm
 
  
Bournonite (twinned) with quartz
Origin: Quiruvilca Mine (La Libertad Mine; ASARCO Mine), Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
Ex. Scott Williams collection
Sample size: 4 x 3.3 x 2.8 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Bournonite with quartz
Origin: Yaoganxian Mine, Yizhang Co., Hunan Province, China
Sample size: 4.6 x 4.3 x 2.4 cm
 
  
Origin: Les Malines Mine, Gard, Languedoc-Roussillon, France
Sample size: 10.2 x 6.5 x 5.6 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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