Copper

  
This specimen of calcite is host to abundant copper and cuprite var. chalcotrichite as inclusions. Copper is also visible outside any calcite as leaves. and dendritic crystals. Cuprite inclusions form small to large phantoms in most of the calcite crystals.
  
 
  
 
  
This specimen of calcite is loaded with crystalline copper and cuprite variety chalcotrichite as inclusions.
Origin: Onganja Mine, Seeis, nr. Windhoek, Namibia, Africa
Sample size: 13.2 x 7.8 x 6.3 cm (top/2nd row), 4.5 x 2.8 x 2.2 cm (3rd/4th row), 4.9 x 4 x 2.8 cm (5th/6th row)
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

     
 
     
Copper (Spinel-twinned)
Origin: Chino Mine, nr. Santa Rita, Grant County, New Mexico
Sample size: 7.2 x 1.2 x 1.2 cm (top), 6.9 x 1.5 x 1.1 cm (bottom)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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