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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Epidote from
Picket Pins prospect (Picket Pin occurrence), Sweet Grass County, Montana, USA


Locality type:Prospect
Classification
Species:Epidote
Formula:(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Epidote data
Locality Data:Click here to view Picket Pins prospect (Picket Pin occurrence), Sweet Grass County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:614561
Long-form Identifier:1:3:614561:3
GUID (UUID V4):0
Nearest other occurrences of Epidote
7.2km (4.4 miles) ⓘEast Boulder Mine, Sweet Grass County, Montana, USA
14.3km (8.9 miles) ⓘMouat Ni-Cu Verdegris Creek prospect, Stillwater County, Montana, USA
15.3km (9.5 miles) ⓘStillwater Mine, Stillwater County, Montana, USA
42.7km (26.5 miles) ⓘGlengarry Mine (Glengary; Como), New World Mining District (Cooke Mining District), Park County, Montana, USA
43.4km (27.0 miles) ⓘMcLaren Mine (Estelle; New Year's Gift), New World Mining District (Cooke Mining District), Park County, Montana, USA
References
Boudreau, Alan Ernest, McCallum, I. S. (1986) Investigations of the Stillwater Complex; III, The Picket Pin Pt/Pd deposit. Economic Geology, 81 (8) 1953-1975 doi:10.2113/gsecongeo.81.8.1953
Corkery, J. T. (2002). Mineralogy petrography and geochemistry of the Picket Pin PGE deposit Stillwater Complex Montana. Master of Science thesis, University of Montana.
 
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