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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Volcanic

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This page provides mineralogical data about Volcanic.


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Unique IdentifiersHide

Mindat ID:
52108 (as Volcanic)
48444 (as Fine-grained ("volcanic") normal crystalline igneous rock)
Long-form identifier:
mindat:1:1:52108:6 (as Volcanic)
mindat:1:1:48444:8 (as Fine-grained ("volcanic") normal crystalline igneous rock)

Internet Links for VolcanicHide

References for VolcanicHide

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