Tennantite

  
Cluster of large, super-sharp tennantites, decorated with a "snowfall" of delicate thin, translucent discs of calcite
Origin: Julcani Mine, Julcani District, Angaraes Province, Huancavelica Department, Peru
Sample size: 8.3 x 6.0 x 2.8 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
  
Dull gray cubic crystals of galena to 2.6 cm in size, these coated by dull gray micro crystalline tennantite, are set upon matrix.
Origin: Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto (Oshikoto) Region, Namibia
Sample size: 4.3 x 2.5 x 6.8 cm
 
  
Origin: ulcani District, Angaraes Province, Huancavelica Department, Peru
Sample size: 6.1 x 4.7 x 3.5 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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