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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Gummierz

A synonym of 'Gummite'
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Name:
German for Gum Ore
German synonym of:
This page provides mineralogical data about Gummierz.


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Unique IdentifiersHide

Mindat ID:
5518 (as Gummierz)
1774 (as Gummite)
Long-form identifier:
mindat:1:1:5518:1 (as Gummierz)
mindat:1:1:1774:5 (as Gummite)

Internet Links for GummierzHide

References for GummierzHide

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