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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Manganese-bearing Siderite from
Yamato 000593 Martian meteorite, Queen Fabiola Mountains, Queen Maud Land, East Antarctica, Antarctica


Locality type:Meteorite Fall Location
Origin locality:Mars
Classification
Species:Siderite var: Manganese-bearing Siderite
Formula:(Fe,Mn)CO3
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Manganese-bearing Siderite data
Locality Data:Click here to view Yamato 000593 Martian meteorite, Queen Fabiola Mountains, Queen Maud Land, East Antarctica, Antarctica
Data Identifiers
Mindat Occurrence Record ID:970302
Long-form Identifier:1:3:970302:5
GUID (UUID V4):0
References
Gyollai, I., Kereszturi, A., Chatzitheodoridis, E. (2016): Analysis of altered mineral phases in Yamato 593 Martian meteorite. 47th Lunar and Planetary Science Conference: pdf no. 1911
 
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