Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Sillimanite from
Kawai-cho-tsukigase, Hida City, Gifu Prefecture, Japan


Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Kawai-cho-tsukigase, Hida City, Gifu Prefecture, Japan
Data Identifiers
Mindat Occurrence Record ID:788050
Long-form Identifier:1:3:788050:6
GUID (UUID V4):0
References
Osakabe, T. & Suzuki, M. (1983) Note on the graphite-free corundum-K feldspar gneiss in the Hida metamorphic belt, central Japan. Journal of Science of the Hiroshima University, ser. C, 8, #1, 31-42.
 
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