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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Calcite from
Spessartine occurrence (Kalwang sulphide deposit), Langteichengraben (Lange Teichen), Kalwang, Leoben District, Styria, Austria


Locality type:Occurrence
Classification
Species:Calcite
Formula:CaCO3
Comments:minor mineral
Quality for species:Rock forming mineral/non-crystalline/little interest for collectors.(##)
Confirmation
Validity:Confirmed
Confirmation Methods:Polarised-light microscopy
SEM-EDS
Data
Mineral Data:Click here to view Calcite data
Locality Data:Click here to view Spessartine occurrence (Kalwang sulphide deposit), Langteichengraben (Lange Teichen), Kalwang, Leoben District, Styria, Austria
Data Identifiers
Mindat Occurrence Record ID:299374
Long-form Identifier:1:3:299374:4
GUID (UUID V4):0
References
Franz Bernhard, unpublished
 
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