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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Sericite from
Alaska Mine (Alaska Yukon Mine), Cochetopa Mining District (Cochetopa Creek Mining District), Saguache County, Colorado, USA


Locality type:Mine
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Alaska Mine (Alaska Yukon Mine), Cochetopa Mining District (Cochetopa Creek Mining District), Saguache County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:819025
Long-form Identifier:1:3:819025:3
GUID (UUID V4):0
Nearest other occurrences of Sericite
2.8km (1.8 miles) ⓘCochetopa Mining District (Cochetopa Creek Mining District), Saguache County, Colorado, USA
7.2km (4.5 miles) ⓘDenver City Mine (MS 11792; Patented Claim: Denver City), Green Mountain Mining District (Iris Mining District), Saguache County, Colorado, USA
7.4km (4.6 miles) ⓘGreen Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
9.8km (6.1 miles) ⓘLucky Strike Mine (Modoc; MS 17455; Horse Shoe; MS 17122; Belle Valaisane; MS 13897; Only Chance; MS 17455; Mammoth; MS 13897; Patented Claims: Lucky Strike; MS 9125), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
13.5km (8.4 miles) ⓘGold Basin District Occurrence (MS 1984; Patented Claim: Belle Flora), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison County, Colorado, USA
16.6km (10.3 miles) ⓘGunnison District Occurrence (W.C. Dillon; MS 10715), Gunnison Mining District, Gunnison County, Colorado, USA
19.3km (12.0 miles) ⓘBrown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
19.4km (12.1 miles) ⓘBazooka, Quartz Creek Pegmatite Mining District, Gunnison County, Colorado, USA
22.6km (14.1 miles) ⓘVulcan Mine, Vulcan Mining District (Cebolla Mining District; Domingo Mining District), Gunnison County, Colorado, USA
23.3km (14.5 miles) ⓘGood Hope Mine (Mammoth Good Hope Mine; Mammoth-Good Hope Mine; Mammoth Chimney Mine), Vulcan, Vulcan Mining District (Cebolla Mining District; Domingo Mining District), Gunnison County, Colorado, USA
References
P. A. Drobeck, (1981) Proterozoic syngenetic massive sulfide deposits in the Gunnison gold belt, Colorado. in 32nd Field Conference New Mexico Geological Society, pp. 279-286.
 
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