Murdochite

  
Murdochite with malachite
Origin: Bisbee, Cochise Co., Arizona, U.S.A.
Sample size: 3.1 x 2.5 x 0.3 cm
 
  
Murdochite with malachite and azurite
Origin: Los Azules Mine, Copiapo, Atacama Prov., Chile
Sample size: 4.8 x 4.5 x 3.6 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Shiny black crude crystals to about 0.5 mm on fairly nice azurite and malachite crystals to 1 mm in vuggy matrix.
Origin: Silver Hill mine, Pima Co., Arizona, United States
Ex. DeVito Collection
Sample size: 6 x 4 x 3 cm
 
  
Origin: 79 mine, Gila Co., Arizona, United States
Ex. Polak collection
Sample size: 3 x 3 x 2.5 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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