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
Mica-Beryl Mine (MRDS - 10013705), Turret Mining District, Chaffee County, Colorado, 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 Mica-Beryl Mine (MRDS - 10013705), Turret Mining District, Chaffee County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:372411
Long-form Identifier:1:3:372411:8
GUID (UUID V4):0
Nearest other occurrences of Plagioclase
2.9km (1.8 miles) ⓘOld Glory claim (Last Chance prospect; Last Chance Spar-Mica Dyke prospect), Turret Mining District, Chaffee County, Colorado, USA
4.1km (2.5 miles) ⓘAce High - Jackpot Prospect, Turret Mining District, Chaffee County, Colorado, USA
20.3km (12.6 miles) ⓘCrystal No. 8 Mine, Chaffee County, Colorado, USA
22.0km (13.7 miles) ⓘNewett Quarries, Chaffee County, Colorado, USA
31.9km (19.8 miles) ⓘPine Ridge pegmatite, Cotopaxi Pegmatite area, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
35.8km (22.2 miles) ⓘMeyers Ranch, Guffey Mining District, Park County, Colorado, USA
36.5km (22.7 miles) ⓘBetty Mine (Lone Chimney Mine; Betty Lowe), Guffey Mining District, Park County, Colorado, USA
36.7km (22.8 miles) ⓘCotopaxi Feldspar Mine (Cotopaxi Feldspar prospect; Henry pegmatite), Cotopaxi Pegmatite area, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
36.8km (22.8 miles) ⓘColorado Feldspar Pegmatite, Cotopaxi Mining District, Fremont County, Colorado, USA
36.9km (22.9 miles) ⓘUnnamed Uranium - Feldspar Mine (MRDS - 10013132), Saguache County, Colorado, USA
References
Hanley, J.B., Heinrich, E.W., Page, L.R. (1950) Pegmatite investigations in Colorado, Wyoming, and Utah, 1942-1944. Professional Paper 227. US Geological Survey doi:10.3133/pp227
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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