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Franciscanite Gallery

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Franciscanite : Mn2+6(V5+,[])2[(O,OH)3|SiO4]2

Valgraveglia Mine (Gambatesa Mine), Reppia, Graveglia Valley, Ne, Genova Province, Liguria, Italy

Red-orange resinous masses of franciscanite in hausmannite ore. Fiel of view 6 mm. Collection and photo G. Armellino
 © G. ArmellinoPhoto ID: 225909    View Count: 183

Franciscanite : Mn2+6(V5+,[])2[(O,OH)3|SiO4]2

Pennsylvania Mine, San Antonio Valley, Santa Clara Co., California, USA

Brownish red massive Franciscanite with black grains of Braunite from the type locality, the Pennsylvania mine, Santa Clara co., California, USA. Field of view: 3 cm. Specimen and photo: Knut Eldjarn.
 © Knut EldjarnPhoto ID: 74514    View Count: 414
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