Neptunite

        
Origin: Dallas Gem Mine, San Benito Co., California, U.S.A.
Sample size: 4.4 x 1.3 x 1.1 cm
 
  
  
Neptunite on natrolite
Origin: San Benito Co., California, U.S.A.
Sample size: 6.0 x 3.4 x 3.4 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Neptunite on natrolite
Origin: Dallas Gem Mine (Gem Mine; Benitoite Mine), New Idria District, San Benito Co., California, U.S.A.
Sample size: 14.1 x 8.2 x 6.7 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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