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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Quartz from
Robinson Gulch pegmatite, Clear Creek pegmatite Province, Jefferson County, Colorado, USA


Locality type:Pegmatite
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Robinson Gulch pegmatite, Clear Creek pegmatite Province, Jefferson County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:355446
Long-form Identifier:1:3:355446:3
GUID (UUID V4):0
Nearest other occurrences of Quartz
2.1km (1.3 miles) ⓘGuy Hill pegmatite area, Jefferson County, Colorado, USA
3.9km (2.4 miles) ⓘCentennial Cone pegmatite (K. L. Green Ranch), Centennial Cone, Clear Creek pegmatite Province, Jefferson County, Colorado, USA
4.0km (2.5 miles) ⓘFred Pierce Ranch (Ramstetter Quarry), Front Range, Jefferson County, Colorado, USA
4.0km (2.5 miles) ⓘG. H. Buckman Ranch, Front Range, Jefferson County, Colorado, USA
5.0km (3.1 miles) ⓘAscension Mine (Nare Lease; Nair Prospect), Ralston Buttes Mining District, Jefferson County, Colorado, USA
5.2km (3.2 miles) ⓘDrew Hill Prospect (Drew Hill Pegmatites Nos. 1 and 2), Clear Creek pegmatite Province, Jefferson County, Colorado, USA
5.7km (3.6 miles) ⓘRoscoe Beryl Mine (Roscoe pegmatite), Clear Creek pegmatite Province, Jefferson County, Colorado, USA
6.4km (4.0 miles) ⓘStrang pegmatite occurrence (S. B. Strang Ralston Creek pegmatite), Clear Creek Pegmatite Province, Jefferson County, Colorado, USA
6.4km (4.0 miles) ⓘAubrey - Ladwig Mine (Aubrey Ladwig Lease; Gary Mine), Ralston Buttes Mining District, Jefferson County, Colorado, USA
6.5km (4.0 miles) ⓘBuckman Property (Golden Gate Canyon Prospect No. 2), Ralston Buttes Mining District, Jefferson County, Colorado, USA
References
Hanley, J.B., Heinrich, E.W., Page, L.R. (1950) Pegmatite investigations in Colorado, Wyoming, and Utah, 1942-1944. Professional Paper 227. US Geological Survey doi:10.3133/pp227
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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