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 - LH017; head of Hartman River), McGrath Mining District, Bethel Census Area, 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 - LH017; head of Hartman River), McGrath Mining District, Bethel Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:592275
Long-form Identifier:1:3:592275:8
GUID (UUID V4):0
Nearest other occurrences of Tourmaline
9.4km (5.9 miles) ⓘUnnamed Occurrence (ARDF - LH022; head of South Fork Kuskokwim River), McGrath Mining District, Bethel Census Area, Alaska, USA
19.0km (11.8 miles) ⓘBreccia Occurrence (south of Snowcap Mountain), McGrath Mining District, Bethel Census Area, Alaska, USA
29.1km (18.1 miles) ⓘUnnamed Occurrence (ARDF - LH014; near Styx River), McGrath Mining District, Bethel Census Area, Alaska, USA
30.1km (18.7 miles) ⓘChill Prospect, Redoubt Mining District, Bethel Census Area, Alaska, USA
49.2km (30.6 miles) ⓘStoney Vein Prospects, Yentna Mining District, Matanuska-Susitna Borough, Alaska, USA
84.3km (52.4 miles) ⓘUnnamed Occurrence (ARDF - TL051; near Kohlsaat Peak), 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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