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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Siltstone from
Thorium Prospects (MRDS - 10014451), Goose Creek Mining District, Gunnison County, Colorado, USA


Locality type:Prospect
Classification
Type:Siltstone
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siltstone data
Locality Data:Click here to view Thorium Prospects (MRDS - 10014451), Goose Creek Mining District, Gunnison County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1045914
Long-form Identifier:1:3:1045914:4
GUID (UUID V4):0
Nearest other occurrences of Siltstone
35.9km (22.3 miles) ⓘMercury Mine (Smith Mercury Mine), Cochetopa Mining District (Cochetopa Creek Mining District), Saguache County, Colorado, USA
80.0km (49.7 miles) ⓘIron Chest Mine, Chalk Creek District, Chaffee County, Colorado, USA
84.9km (52.8 miles) ⓘWhite Spar Mine (New Discovery; MS 4819; Patented Claims: White Spar; MS 4819), Lower San Miguel Mining District, San Miguel County, Colorado, USA
97.3km (60.4 miles) ⓘSpring Butte Mine (Claims: Ground Hog; Ground Hog-Gypsum Mine; Mary Mac 1-4; Double Decker), Avalanche Mining District, Pitkin County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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