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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Actinolite from
Miary phlogopite mine, Bekitro, Bekily District, Androy, Madagascar


Locality type:Mine
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Miary phlogopite mine, Bekitro, Bekily District, Androy, Madagascar
Data Identifiers
Mindat Occurrence Record ID:409089
Long-form Identifier:1:3:409089:2
GUID (UUID V4):0
References
Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar A.1871
 
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