Torbernite

  
Origin: Tyrone mine, Grant Co., New Mexico, United States
Sample size: 8 x 4 x 3 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Origin: Mina Santonio de la Huerta, Sonora, Mexico
Sample size: 2 x 2.4 x 1.6 cm
 
  
Origin: Musonoi mine, Kolwezi, Shaba (Katanga) Province, Democratic Republic of Congo
Sample size: 10 x 7.5 x 4.5 cm
 
  
Origin: Wheal Basset, Carnkie, Cornwall, England
Sample size: 7.5 x 5.5 x 3 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
 
Origin: Margabel, Aveyron, France
Sample size: 5.1 x 3.5 x 2 cm (top), 3.0 x 2.8 x 1.9 cm (bottom)
 
  
Origin: Chalk Mountain, Spruce Pine, Mitchell Co., North Carolina, U.S.A.
Sample size: 8 x 3.1 x 2.6 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Origin: Wheal Owles, St Just, Cornwall, England, UK
Sample size: microphoto, 1.5 mm crystal (top left), tabular crystals to 0.8 mm (top right), platy crystals to 1 mm on goethite in a largely altered granite (bottom)
Owner: Steve Rust
 

Photo courtesy of: 

Steve Rust

 

  
Origin: Shinkolobwe Mine, Shinkolobwe, Central Area, Shaba, Congo (Zaïre)
Ex. Ed Rosenzweig collection
Sample size: 2.3 x 1.8 x 1.5 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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