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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Aenigmatite from
Campbell Island, Campbell Island group, New Zealand Outlying Islands, New Zealand


Locality type:Island
Classification
Species:Aenigmatite
Formula:Na4[Fe102+Ti2]O4[Si12O36]
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Aenigmatite data
Locality Data:Click here to view Campbell Island, Campbell Island group, New Zealand Outlying Islands, New Zealand
Data Identifiers
Mindat Occurrence Record ID:93453
Long-form Identifier:1:3:93453:0
GUID (UUID V4):0
References
Railton, G. T., Watters, W. A. (1990) Minerals of New Zealand. New Zealand Geological Survey Bulletin 104. New Zealand Geological Survey
 
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