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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Andesite from
Dawson Gold project, Fremont County, Colorado, USA


Locality type:Project
Classification
Type:Andesite
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Andesite data
Locality Data:Click here to view Dawson Gold project, Fremont County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1745199
Long-form Identifier:1:3:1745199:2
GUID (UUID V4):0
Nearest other occurrences of Andesite
28.0km (17.4 miles) ⓘRed Spring Tunnel, Rosita Mining District, Custer County, Colorado, USA
28.2km (17.5 miles) ⓘKnob Hill Mine (Knob Hill Ore Body; Knob Hill Os; Dipper Mine; Nob Hill Mine), Tallahassee Creek Mining District, Fremont County, Colorado, USA
29.0km (18.0 miles) ⓘGolden King Shaft, Rosita Mining District, Custer County, Colorado, USA
29.0km (18.0 miles) ⓘCentennial Tunnel Occurrence, Rosita Mining District, Custer County, Colorado, USA
29.1km (18.1 miles) ⓘMountain Boy Mine (Midnight; Jackpot No. 1), Rosita Mining District, Custer County, Colorado, USA
29.1km (18.1 miles) ⓘLizzie Mac Prospect, Rosita Mining District, Custer County, Colorado, USA
29.1km (18.1 miles) ⓘEmpire State Shaft Occurrence, Rosita Mining District, Custer County, Colorado, USA
29.2km (18.1 miles) ⓘP & O Mine, Rosita Mining District, Custer County, Colorado, USA
29.2km (18.2 miles) ⓘGolden Age Prospect, Rosita Mining District, Custer County, Colorado, USA
29.2km (18.2 miles) ⓘNew Shaft, Rosita Mining District, Custer County, Colorado, USA
References
Berke, Edward H., Spry, Paul G., Heimann, Adriana, Teale, Graham S., Johnson, Benjamin, von der Handt, Anette, Alers, Brian, Shallow, John M. (2023) The genesis of metamorphosed Paleoproterozoic massive sulphide occurrences in central Colorado: geological, mineralogical and sulphur isotope constraints. Geological Magazine, 160 (7) 1345-1375 doi:10.1017/s0016756823000407
 
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