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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Pigeonite from
Sioux County meteorite, Sioux County, Nebraska, USA


Locality type:Meteorite Fall Location
Classification
Species:Pigeonite
Formula:(CaxMgyFez)(Mgy1Fez1)Si2O6
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Pigeonite data
Locality Data:Click here to view Sioux County meteorite, Sioux County, Nebraska, USA
Data Identifiers
Mindat Occurrence Record ID:903118
Long-form Identifier:1:3:903118:0
GUID (UUID V4):0
References
Mason, Brian (1967) The Bununu meteorite, and a discussion of the pyroxene-plagioclase achondrites. Geochimica et Cosmochimica Acta, 31 (2) 107-115 doi:10.1016/s0016-7037(67)80040-1
Duke, Michael B., Silver, Leon T. (1967) Petrology of eucrites, howardites and mesosiderites. Geochimica et Cosmochimica Acta, 31 (10) 1637-1665 doi:10.1016/0016-7037(67)90112-3
Takeda, H., Nyquist, L. E., Yamaguchi, A., & Miyamoto, M. (1996) Recrystallization of Ca-Rich Phases in Eucrites and Constraints on the Time of the Crustal Metamorphism: Lunar Planetary Science XXVII: 1309-1310. (March 1996)
 
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