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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Virgin Valley Opal

A synonym of Opal
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Synonym:
A synonym of Opal
This page provides mineralogical data about Virgin Valley Opal.


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Unique IdentifiersHide

Mindat ID:
9831 (as Virgin Valley Opal)
3004 (as Opal)
Long-form identifier:
mindat:1:1:9831:7 (as Virgin Valley Opal)
mindat:1:1:3004:1 (as Opal)

Internet Links for Virgin Valley OpalHide

References for Virgin Valley OpalHide

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