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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Turquoise from
Mount Vohidraty (Vohidratsy), Antaly, Ampanihy District, Atsimo-Andrefana, Madagascar


07029850017365246182058.jpg
Turquoise

Mount Vohidraty, Antaly, Ampanihy District, Atsimo-Andrefana, Madagascar
07029850017365246182058.jpg
Turquoise

Mount Vohidraty, Antaly, Ampanihy District, Atsimo-Andrefana, Madagascar
01338490017272245568253.jpg
Turquoise

Mount Vohidraty, Antaly, Ampanihy District, Atsimo-Andrefana, Madagascar
Locality type:Occurrence
Classification
Species:Turquoise
Formula:CuAl6(PO4)4(OH)8 · 4H2O
Chemical Analyses:
Oxide wt%:
1
P2O523.41 %
Al2O328.31 %
Fe2O3 (total)9.60 %
CuO6.37 %
Total:67.69 %
Sample references:
1 -
Behier, Jean (1959) Travaux minéralogiques. Rapport Annuel du Service géologique pour 1959. Republique Madagascar p.237-250.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Turquoise data
Locality Data:Click here to view Mount Vohidraty (Vohidratsy), Antaly, Ampanihy District, Atsimo-Andrefana, Madagascar
Data Identifiers
Mindat Occurrence Record ID:367111
Long-form Identifier:1:3:367111:5
GUID (UUID V4):0
References
Behier, Jean (1959) Travaux minéralogiques. Rapport Annuel du Service géologique pour 1959. Republique Madagascar p.237-250.
Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar A.1871
 
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