Bournonite

  
Bournonite with quartz
Origin: Casapalca, Lima Dept., Peru
Ex. Don Belsher collection
Sample size: 6.8 x 8.2 x 2.3 cm
 
  
Origin: Yaogangxian Mine, Chenzhou, Chenzhou area, Hunan, Central South Region, China
Sample size: 35 x 25 x 23 mm
 
  
Metallic lustrous crystals of bournonite to 8 mm in size scattered about a crystallized sphalerite matrix
Origin: Quiruvilca, La Libertad Dept., Peru
Ex. Don Belsher collection
Sample size: 4.1 x 2.4 x 6.4 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
  
Massive dark rust-brown variety berthonite with mustard-yellow bindheimite and malachite
Origin: Slata, Tunisia
Ex. Edna Doughty and Richard Hauck collections
Sample size: 8.3 x 6.5 x 3.5 cm
 
  
Origin: Yaogangxian Mine, Hunan Province, China
Sample size: 4.1 x 2.3 x 1.6 cm (left), 5.1 x 2.3 x 1.6 cm (right)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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