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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Tourmaline from
Unnamed Occurrence (ARDF - MM179; southwest of Eldridge Glacier), Chulitna Mining District (Valdez Creek), Matanuska-Susitna Borough, Alaska, USA


Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:AD3G6(T6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Unnamed Occurrence (ARDF - MM179; southwest of Eldridge Glacier), Chulitna Mining District (Valdez Creek), Matanuska-Susitna Borough, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:593430
Long-form Identifier:1:3:593430:0
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
24.1km (15.0 miles) ⓘCoal Creek Prospect, Valdez Creek Mining District, Matanuska-Susitna Borough, Alaska, USA
27.4km (17.0 miles) ⓘUnnamed Prospect (ARDF - HE056; head of Ohio Creek), Valdez Creek Mining District, Matanuska-Susitna Borough, Alaska, USA
40.5km (25.2 miles) ⓘGolden Zone Mine, Valdez Creek Mining District, Matanuska-Susitna Borough, Alaska, USA
58.1km (36.1 miles) ⓘHidden Creek Occurrence, Yentna Mining District, Matanuska-Susitna Borough, Alaska, USA
63.2km (39.2 miles) ⓘUnnamed Prospect (ARDF - MM090; ridge between West Fork of Glen Creek and Rainy Creek), Kantishna Mining District, Denali Borough, Alaska, USA
64.2km (39.9 miles) ⓘGlen Ridge No. 1; Skookona Prospects, Kantishna Mining District, Denali Borough, Alaska, USA
65.2km (40.5 miles) ⓘUnnamed Prospect (ARDF - MM023; southwest of Alpha Ridge), Kantishna Mining District, Denali Borough, Alaska, USA
66.9km (41.6 miles) ⓘTwentytwo Gulch Mine (Twentytwo Pup; Wickersham Creek), Kantishna Mining District, Denali Borough, Alaska, USA
83.4km (51.8 miles) ⓘLittle Caribou Occurrence, Kantishna Mining District, Denali Borough, Alaska, USA
98.8km (61.4 miles) ⓘKahiltna River; Sholan Bar; Round Bend Bar; Red Hill Bar; Boulder Bench Mine, Yentna Mining District, Matanuska-Susitna Borough, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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