Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Penfieldit

A synonym of Penfieldite
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German name for:
This page provides mineralogical data about Penfieldit.


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Unique IdentifiersHide

Mindat ID:
17080 (as Penfieldit)
3146 (as Penfieldite)
Long-form identifier:
mindat:1:1:17080:0 (as Penfieldit)
mindat:1:1:3146:8 (as Penfieldite)

Internet Links for PenfielditHide

References for PenfielditHide

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