Manganite

  
  
Manganite with barite
  
  
Manganite with barite, ex. George Elling collection
Origin: Ilfeld, Harz Mts., Germany (late 1880''s)
Sample size: 8.5 x 7.0 x 4.5 cm (top/2nd row), 6.9 x 5.0 x 4.6 cm (3rd/4th/bottom row)
 
  
  
Origin: Taylor Mine, Baraga Co., Michigan
Sample size: 10.3 x 7.3 x 3.0 cm
 

Photo courtesy of: 

Rob Lavinsky

The Arkenstone

 

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