Colemanite

  
  
Colemanite with ulexite
Origin: Ext. 18, Boron Open Pit, Boron, Kern Co., California, U.S.A.
Ex. Minette Collection
Sample size: 4.6 x 4.1 x 3.5 cm
 
  
  
Origin: Boron Pit, Kern Co., California, U.S.A.
Sample size: 7.8 x 5.6 x 3.4 cm
 
Origin: White Monster Mine, Furnace Creek Wash, Death Valley, Inyo Co., California, U.S.A.
Sample size: 4.3 x 3.8 x 3.7 cm
 
  
  
Origin: Thompson Mine, Death Valley, Inyo Co., California, U.S.A.
Sample size: 13.0 x 12.5 x 9.3 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Colemanite pseudomorph after inyoite
Origin: Corkscrew Mine, Inyo Co., California, U.S.A.
Sample size: 2 x 3 cm to 2.5 x 4 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Colemanite pseudomorph after meyerhofferite
Origin: Death Valley, Inyo Co., California, U.S.A.
Ex. Don Belsher collection
Sample size: 9.7 x 7.3 x 7.5 cm
 
  
  
Origin: Open Pit Extension 17, Boron, Kramer District, Kern Co., California, U.S.A.
Ex. John Barlow collection
Sample size: 6.9 x 4 x 6.6 cm
 
  
Origin: Billie Mine, Furnace Creek District, Death Valley, Inyo Co., California, U.S.A.
Sample size: 6 x 8.5 x 4.1 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

  
Origin: Hisarcik Mine, Emet, Turkey
Sample size: 7.6 x 6.5 x 4.5 cm
 

Photo courtesy of: 

John Veevaert, Trinity Mineral Co

Trinityminerals.com

 

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