Cafarsite

  
Dark bluish black, vitreous grain of cafarsite
Origin: Mt. Cervadone, Alpe Devero, Novara, Italy
Sample size: 3 x 2 x 1 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

  
Origin: Wannigletscher, Binntal, Switzerland
Sample size: 4.5 x 2.25 x 2 cm
 
  
Origin: Monte Cervandone, Val d'Ossola, Piedmont, Italy
ex. Barlow Collection
Sample size: 4 x 3.5 x 3 cm
 
  
Origin: Binntal, Canton Wallis, Switzerland
Ex. Marty Zinn collection
Sample size: 6.1 x 5.1 x 4.1 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

 
  
 
  
Origin: Wannigletscher-Cherbadung, Kriegalp Valley, Binntal, Wallis (Valais), Switzerland
Sample size: 11 x 11 x 14 mm (top), 3.9 x 4.8 x 1.5 cm (2nd/3rd row), 19 x 23 x 17 mm (bottom)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Group of crystals to 0.4 cm on a gneiss matrix
Origin: Cervandone Mt., Italy
Ex. Giovanni Signorelli collection
Sample size: 9 x 4 x 3 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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