Actinolite

  
 
  
Origin: near Otjiwarongo, Namibia
Ex. Charlie Key collection
Sample size: 6.1 x 4.1 x 3.9 cm (top), 6.4 x 4.0 x 1.9 cm (bottom)
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

  
Green opaque prismatic crystals of "uralite"(actinolite pseudomorph after diopside) to 3 mm in length. Minor black magnetite in association.
Origin: Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, U.S.A.
Sample size: 6.1 x 8.8 x 5.9 cm
 
  
 
  
Variety nephrite jade
Origin: Point Whitehorn, Whatcom Co., Washington, U.S.A.
Ex. Scott Williams collection
Sample size:  8.5 x 7.4 x 6.3 cm (top), 4.6 x 4.6 x 3.3 cm (bottom)
 

Photo courtesy of: 

Dan Weinrich

Dealer in fine mineral specimens

 

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