Hulsite Image

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Hulsite

Large Hulsite Image

Mineral:

Hulsite: (Fe++,Mg)2(Fe+++,Sn)O2(BO3)

Comments:

Black crystalline granular massive hulsite.

Location:

Brooks Range, Seward Peninsula, Alaska, USA.

Scale:

See Photo.

Copyright:

© Jeff Weissman / Photographic Guide to Mineral Species

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