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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Ultracataclasite

A rock classification type
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A cataclasite in which the matrix forms more than 90% of the rock volume.


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Unique IdentifiersHide

Mindat ID:
48676
Long-form identifier:
mindat:1:1:48676:5

Classification of UltracataclasiteHide

Internet Links for UltracataclasiteHide

References for UltracataclasiteHide

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