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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Gneiss from
Cu Prospect (MRDS - 10013712), Ralston Buttes Mining District, Jefferson County, Colorado, USA


Locality type:Prospect
Classification
Type:Gneiss
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gneiss data
Locality Data:Click here to view Cu Prospect (MRDS - 10013712), Ralston Buttes Mining District, Jefferson County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1046267
Long-form Identifier:1:3:1046267:0
GUID (UUID V4):0
Nearest other occurrences of Gneiss
1.3km (0.8 miles) ⓘMo Prospect (MRDS - 10013711), Ralston Buttes Mining District, Jefferson County, Colorado, USA
1.4km (0.9 miles) ⓘUnknown REE Occurrence (MRDS - 10016138), Ralston Buttes Mining District, Jefferson County, Colorado, USA
1.5km (0.9 miles) ⓘCalc-silicate gneiss, Centennial Cone, Clear Creek pegmatite Province, Jefferson County, Colorado, USA
2.6km (1.6 miles) ⓘG. H. Buckman Ranch, Front Range, Jefferson County, Colorado, USA
3.8km (2.3 miles) ⓘAscension Mine (Nare Lease; Nair Prospect), Ralston Buttes Mining District, Jefferson County, Colorado, USA
4.0km (2.5 miles) ⓘW Prospect (MRDS - 10094625), Ralston Buttes Mining District, Jefferson County, Colorado, USA
4.3km (2.7 miles) ⓘOhman Mine (Nare Lease), Ralston Buttes Mining District, Jefferson County, Colorado, USA
4.9km (3.1 miles) ⓘLadwig Group (Ladwig No. 2; Ladwig No. 3; Claims: Ladwig No. 1), Ralston Buttes Mining District, Jefferson County, Colorado, USA
7.3km (4.5 miles) ⓘCapitol Central Mine, Evergreen Mining District (Malachite Mining District), Jefferson County, Colorado, USA
7.3km (4.5 miles) ⓘOld Soda Creek School Pegmatite, Clear Creek Pegmatite Province, Jefferson County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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