Smithite

Good dark red to black crystals with jordanite in dolomite matrix
Origin: Grube Lengenbach, Binntal, Wallis, Switzerland
Sample size: micromount
 
Dark-red micro inclusions in matrix with realgar, chabourneite in other parts of the specimen
Origin: Jas Roux, Hautes Alpes, France
Sample size: 1.5 x 2 cm
 
  
Micro crystals in calcite crystals embedded in cavities in matrix
Origin: Bloomington, Indiana, U.S.A.
Sample size: 3 x 3 x 4 cm

Photo courtesy of: 

Diederik Visser

Diederik Visser Minerals & Petrological Services

 

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