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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Plethorite

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Synonym:
A synonym of Hornblende-biotite granite
This page provides mineralogical data about Plethorite.


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Unique IdentifiersHide

Mindat ID:
54905 (as Plethorite)
50503 (as Hornblende-biotite granite)
Long-form identifier:
mindat:1:1:54905:5 (as Plethorite)
mindat:1:1:50503:3 (as Hornblende-biotite granite)

Internet Links for PlethoriteHide

References for PlethoriteHide

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