Collection of Mark Fenoglio
334 specimens published from MyMinerals 1.0

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Polybasite
No. 0321

La Sirena Mine, 590 Level
Guanajuato, Guanajuato, Mexico

Intergrown dull silver-gray terraced flat pseudo-trigonal crystals (to 1.1 cm extent) around underlying brassy-yellow pyritic core

Purchased in February 2004
 
3.5 x 2.7 x 1.8 cm (miniature)

 

 
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