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Keystoneite


Keystoneite : (Ni,Mg,Fe,Mn)3Te3O9·5H2O

Photo Copyright © Brent Thorne  - This image is copyrighted. Unauthorized reproduction prohibited.
Locality: Mcalpine Mine, Moccasin, Tuolumne Co., California, USA
Yellow acicular crystals of keystoneite associated with choloalite and hessite. Field of view, 0.5mm x 0.5mm. Brent Thorne specimen and photograph.

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