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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Copper Stain from
Black Hawk, Chalk Creek District, Chaffee County, Colorado, USA


Locality type:Mine
Classification
Species:'Copper Stain' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Copper Stain data
Locality Data:Click here to view Black Hawk, Chalk Creek District, Chaffee County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:663522
Long-form Identifier:1:3:663522:0
GUID (UUID V4):0
Nearest other occurrences of Copper Stain
11.0km (6.8 miles) ⓘLittle Charm Mine, Monarch Mining District, Chaffee County, Colorado, USA
11.2km (6.9 miles) ⓘMaid of Athens, Quartz Creek Mining District, Gunnison County, Colorado, USA
12.7km (7.9 miles) ⓘSilent Friend, Quartz Creek Mining District, Gunnison County, Colorado, USA
14.8km (9.2 miles) ⓘMountain Chief Mine, Monarch Mining District, Chaffee County, Colorado, USA
16.2km (10.1 miles) ⓘSilver Dollar (Alice), Tomichi Mining District (White Pine Mining District), Gunnison County, Colorado, USA
62.1km (38.6 miles) ⓘBartlett Mine, St. Kevin - Independence, Lake County, Colorado, USA
65.3km (40.6 miles) ⓘYopsie Tunnel, Aspen Mining District (Roaring Fork Mining District), Pitkin County, Colorado, USA
References
Dings, McClelland G., Robinson, C.S. (1957) Geology and ore deposits of the Garfield quadrangle, Colorado. Professional Paper 289. US Geological Survey doi:10.3133/pp289
 
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