Manganberzeliite

  
Very rich specimen in manganberzeliite, tan prismatic crystals to 8 mm embedded in matrix with bright orange sarkinite
  
Brown, glassy prismatic crystals to 2mm in matrix with bright orange sarkinite.
Origin: Varenche mine, St. Barthelemy, Aosta, Val d'Aosta, Italy
Sample size: 4 x 2.5 x 3 cm (top), 3.5 x 3 x 3 cm (bottom)
 

Photo courtesy of: 

Tom Loomis

Dakota Matrix Minerals

 

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