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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Porphyry from
Chokei mine, Chokai, Yurihonjō City, Akita Prefecture, Japan


Locality type:Mine
Classification
Type:Porphyry
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Porphyry data
Locality Data:Click here to view Chokei mine, Chokai, Yurihonjō City, Akita Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:1242045
Long-form Identifier:1:3:1242045:6
GUID (UUID V4):0
References
Kim, Y. U. (1994). Repeated mineralization ages and remobilization of elements in gold ore deposits from the Chonsan, Rumoh, and Chokei mines. Shigen-Chishitsu, 44(247), 339-352.
 
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