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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Plagioclase from
Salt Chuck Mine (Stevens; Liebrant; Goodro; Joker Mine), Kasaan Peninsula, Prince of Wales Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA


Locality type:Mine
Classification
Species:'Plagioclase' (not an IMA approved species)
Formula:(Na,Ca)[(Si,Al)AlSi2]O8
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Plagioclase data
Locality Data:Click here to view Salt Chuck Mine (Stevens; Liebrant; Goodro; Joker Mine), Kasaan Peninsula, Prince of Wales Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
Data Identifiers
Mindat Occurrence Record ID:575091
Long-form Identifier:1:3:575091:7
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
36.7km (22.8 miles) ⓘKhayyam Mine (Kiam Mine), Prince of Wales Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
37.4km (23.2 miles) ⓘStumble-On Mine (Mammoth prospect), Prince of Wales Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
50.0km (31.0 miles) ⓘDora Bay, Cholmondeley Sound, Prince of Wales Island, Ketchikan Mining District, Prince of Wales-Hyder Census Area, Alaska, USA
References
(2008) Alaska Resource Data File (ARDF) Open-File Report 2008-1225. US Geological Survey
 
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