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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Halotrichite from
Osarizawa Mine, Kazuno City, Akita Prefecture, Japan


Locality type:Mine
Classification
Species:Halotrichite
Formula:Fe2+Al2(SO4)4 · 22H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Halotrichite data
Locality Data:Click here to view Osarizawa Mine, Kazuno City, Akita Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:523652
Long-form Identifier:1:3:523652:7
GUID (UUID V4):0
References
(n.d.) Dr. Kameki Kinoshita collection, Geological Survey of Japan.
 
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