Smythite

  
Smythite crystals included in a lustrous and etched 3-sided translucent calcite crystal
Origin: Bloomington Crushed Stone Co. Quarry, Bloomington, Monroe Co., Indiana, U.S.A. (Type Locality)
Ex Gene Meieran coll.
Sample size: 4.8 x 2.6 x 2.4 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

Dull metallic massive with pyrite. Part of drillcore.
Origin: Helena, Boulder Co., Montana, USA
Sample size: 2.5 x 3 cm
 

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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