Cyanotrichite

  
Cyanotrichite with green brochantite
Origin: Grandview Mine, Grand Canyon, Arizona, U.S.A.
Sample size: 5.9 x 5.8 x 3.8 cm
 
  
  
Cyanotrichite with platy green chalcophyllite
Origin: Cap Garonne Mine, Var, Provence-Alpes-Côte d''Azur, France
Ex. Richard Hauck collection
Sample size: 9.1 x 5.4 x 2.9 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
  
 
  
Cyanotrichite with minor brochantite
  
Cyanotrichite with brochantite
Origin: Grandview mine, Coconino Co., Arizona, United States
Sample size: 6 x 5 x 3 cm (top/2nd row), 6 x 5 x 2 cm (3rd/4th row), 6.5 x 4.5 x 3 cm (5th/bottom row)
 
  
Origin: Apex mine, St. George, Washington Co., Utah, United States
Ex. Kidwell collection
Sample size: 6 x 4 x 2 cm
 
  
  
Cyanotrichite as a nice sky blue, and are tiny, less than 0.5 mm radial sprays associated with green platy tyrolite.
Origin: Rancagua, Cachapoal Province, Chile
Ex. Westenberger collection
Sample size: 6 x 6 x 3 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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