Bournonite

  
  
silvery bournonite crystals on a highly complimentary matrix covered with pink needle quartz, pink calcite and bright, brass-yellow pyrites cubes.
Origin: Concepcion del Oro, Zacatecas, Mexico
Ex. Ed Ruggiero collection
Sample size: 4.8 x 3.1 x 2.0 cm
 
  
  
Bournonite associated with micro pyrite, quartz and siderite
Origin: Machacamarca Mine, near Colavi, Dept. Potosi, Bolivia
Sample size: 6.7 x 6.5 x 3.2 cm
 
  
  
  
Bournonite with siderite on quartz
Origin: Friedrich-Wilhelm Mine, Horhausen, Rhineland-Palatinate, Germany
Sample size: 7.0 x 7.0 x 3.0 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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