Aurichalcite

  

Aurichalcite with calcite

  

Origin: 79 Mine, Gila County, Arizona, U.S.A.

Sample size: 2.8 x 2.2 x 1.6 cm (top), 3.6 x 3.2 x 2.0 cm (bottom)

 

  

Ex. Harvard Museum collection

  

Ex. Seaman Museum collection (label notes date of 1915)

Origin: Kessler Mine, Big Cottonwood Canyon, Wasatch Mts, Salt Lake County, Utah, U.S.A.

Sample size: 21.2 x 12.6 x 3.4 cm (top), 14.5 x 8.8 x 2.8 cm (bottom)

 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  

  

Aurichalcite with minor off-white calcite

Origin: Mapimi, Durango, Mexico

Ex. Rick Green collection

Sample size: 5 x 5 x 2.5 cm

 

  

  

Origin: Blanchard Mine, Bingham, New Mexico, U.S.A.

Ex. Keith Hayes collection

Sample size: 6.1 x 3.8 x 1.2 cm

 

Photo courtesy of: