Collection of Mark Fenoglio
334 specimens published from MyMinerals 1.0 A · B · C · D · E · F · G · H · I · J · K · L · M · N · O · P · Q · R · S · T · U · V · W · X · Y · Z |
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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
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![]() 3.5 x 2.7 x 1.8 cm (miniature) |
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Specimen Photographs, Descriptions: Copyright © 2005 Mark Fenoglio. All Rights Reserved. |