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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Hartmannit

A synonym of Ullmannite
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German synonym of:
This page provides mineralogical data about Hartmannit.


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Unique IdentifiersHide

Mindat ID:
21122 (as Hartmannit)
4086 (as Ullmannite)
Long-form identifier:
mindat:1:1:21122:2 (as Hartmannit)
mindat:1:1:4086:6 (as Ullmannite)

Internet Links for HartmannitHide

References for HartmannitHide

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