Boulangerite

  

  

Boulangerite hair-like crystals on calcite

Origin: Dalnegorsk, Russia

Sample size: largest calcite crystal 3.5 cm

 

  

Origin: Herja, Romania

Sample size: 3 x 3 x 2.5 cm, fine acicular hairs pervasive through matrix to 2 mm with galena

 

 

Solid boulangerite with long prismatic, wavy silvery crystals throughout matrix

Origin: Cleveland mine, Stevens Co., Washington, United States
Eaton Collection

Sample size: 5 x 3 x 2 cm

 

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Origin: Madoc, Ontario, Canada

Owner: Lou Perloff

Microscopic image

 

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Photo-Atlas of Minerals

  

 

  

 

  

Galena and sphalerite with boulangerite pseudomorph after fizelyite (?)

Origin: Herja, Romania

Sample size: 5 x 3.9 cm (top), 7.9 x 4 cm (2nd row), 6 x 4.7 cm (bottom)

 

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Origin: Grube Silberwiese, Oberlahr, Westerwald, Rheinland-Pfalz, Germany

Sample size: 3 x 4 cm

 

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Origin: Rosebery Mine, Tasmania, Australia

Sample size: unknown

Sample owner: Steve Sorrell

 

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Sulfide matrix with the top covered by matted metallic silver acicular boulangerite crystals. Scattered about this are crystals of silvery arsenopyrite to 4 mm in size and black sphalerites to 2 cm in size.

  

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