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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Serpentine Subgroup from
Stillwater Mine, Stillwater County, Montana, USA


Locality type:Mine
Classification
Species:'Serpentine Subgroup' (not an IMA approved species)
Formula:D3[Si2O5](OH)4
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Serpentine Subgroup data
Locality Data:Click here to view Stillwater Mine, Stillwater County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:784228
Long-form Identifier:1:3:784228:3
GUID (UUID V4):0
Nearest other occurrences of Serpentine Subgroup
4.6km (2.9 miles) ⓘNye Basin Big Seven Occurrence, Stillwater County, Montana, USA
5.9km (3.7 miles) ⓘBenbow Mine, Stillwater County, Montana, USA
7.5km (4.6 miles) ⓘWest Fork East Adit Occurrence (J-M Reef), Sweet Grass County, Montana, USA
13.9km (8.6 miles) ⓘMonkey East Camp Zone Occurrence (J-M Reef), Sweet Grass County, Montana, USA
14.0km (8.7 miles) ⓘIron Mountain-Chrome Group W (Chrome Group), Sweet Grass County, Montana, USA
15.3km (9.5 miles) ⓘPicket Pins prospect (Picket Pin occurrence), Sweet Grass County, Montana, USA
18.5km (11.5 miles) ⓘStillwater Mine (Johns-Manville Stillwater Platinum; Stillwater PGM Resources; Stillwater Platinum Project; M Prospect), Sweet Grass County, Montana, USA
21.3km (13.3 miles) ⓘEast Boulder Mine, Sweet Grass County, Montana, USA
21.9km (13.6 miles) ⓘFrog Pond West Occurrence (J-M Reef), Sweet Grass County, Montana, USA
48.8km (30.3 miles) ⓘFour Chromes prospect (Four Chromes claims), Red Lodge, Carbon County, Montana, USA
References
Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
 
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