Gypsum

  
Gypsum included by malachite with minor azurite
Origin: Bou Azzer, Anti-Atlas Mountains, Morocco
Sample size: 5.6 x 5.3 x 3.2 cm
 
  
Gypsum twin
Origin: Lake Gilles, South Australia, Australia
Ex. Marty Lewadny collection
Sample size: 6.9 x 6.8 x 4.4 cm
 
  
  
Origin: Lily Mine, Ica Dept, Peru
Sample size: 5.8 x 5.2 x 4.8 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Origin: Emery Co., Utah, U.S.A.
Ex. Don Belsher collection
Sample size: 5.3 x 4.7 x 3.6 cm
 
  
Origin: Naica, Mun. de Saucillo, Chihuahua, Mexico
Sample size: 2.4 x 2.8 x 5.2 cm
 
  
Origin: Santa Eulalia District, Mun. de Aquiles Serdán, Chihuahua, Mexico
Sample size: 8.5 x 3.8 x 11.3 cm
 
  
Gypsum on calcite
Origin: Elk Creek locality, Dalzell, Meade Co., South Dakota, U.S.A.
Sample size: 3.6 x 2.1 x 1.9 cm
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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