Friedrichite

Black with a reddish tint granular aggregates in matrix
Origin: Hachita, Grant Co., New Mexico, U.S.A.
Sample size: 2 x 2 cm
 
Black with a reddish tint granular aggregates in matrix
Origin: Hachita, Grant Co., New Mexico, U.S.A.
Sample size: 2.5 x 4 cm

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

  
Silvery grey grains to 3 mm associated with chalcopyrite.
Origin: Apache Hills, Catron Co., New Mexico, United States
Ex. Kidwell collection
Sample size: 4 x 2.5 x 2.5 cm
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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