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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Pipestone

A synonym of 'Catlinite'
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Synonym:
A synonym of 'Catlinite'
This page provides mineralogical data about Pipestone.


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Unique IdentifiersHide

Mindat ID:
27234 (as Pipestone)
9670 (as Catlinite)
49445 (as Argillite)
Long-form identifier:
mindat:1:1:27234:8 (as Pipestone)
mindat:1:1:9670:2 (as Catlinite)
mindat:1:1:49445:4 (as Argillite)

Internet Links for PipestoneHide

References for PipestoneHide

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