Uvite

     
Green uvite on quartz
  
 
  
 
 
  
 
  
 
     
Translucent lustrous green crystals to 2 mm on magnesite with rose quartz.
Origin: Brumado, Bahia, Brazil
Sample size: 4-8 mm uvite crystals (top), crystals to 5 mm (2nd row),  largest crystal 1 cm (3rd row), 2 x 1.5 x 1 cm (4th row), 4 x 2 x 2.5 cm (5th row), 4 x 3 x 2.5 cm (6th row), 8 x 3 x 5 cm (7th/bottom row)
 
Origin: Pierrepont, New York, U.S.A.
Sample size: 4 x 3 x 3 cm jet black single crystal
 
  
  
Origin: Bower's Point Farm, Pierrepont, St Lawrence Co., New York, United States
Ex. Kidwell collection
Sample size: 5 x 4 x 4 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

 
 
Origin: Brumado, Bahia, Brazil
Owner: Lou Perloff
Microscopic image
 

Photo courtesy of: 

Lou Perloff

Photo-Atlas of Minerals

 

  
Origin: Brumado, Bahia, Brazil
Owner: Milton Speckels
Microscopic image, 1.5 x (left, on quartz), 4.1 x (right)
 

Photo courtesy of: 

Milton Speckels

Photo-Atlas of Minerals

 

  
Origin: Franklin Mine, Sussex County, New Jersey, U.S.A.
Sample size: 10 x 6 x 6 cm
 
  
Uvite with calcite
Origin: Brumado, Bahia, Brazil
Sample size: 5 x 3.1 x 2.8 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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