Pennantite Image

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Hudson Institute of Mineralogy

Pennantite

Large Pennantite Image

Mineral:

Pennantite: Mn5Al(Si3Al)O10(OH)8

Comments:

Dark brown micaceous pennantite.

Location:

Gambatesa Mine, Val Graveglia, Genova, Liguria, Italy.

Scale:

See Photo.

Copyright:

© Jeff Weissman / Photographic Guide to Mineral Species

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