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
Butterfield pegmatites, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA


Locality type:Pegmatite Field
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Butterfield pegmatites, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:298358
Long-form Identifier:1:3:298358:5
GUID (UUID V4):0
Nearest other occurrences of Quartz
5.1km (3.2 miles) ⓘSeerie pegmatite (Cooper pegmatite), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
7.8km (4.8 miles) ⓘLittle Patsy pegmatite, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
9.6km (6.0 miles) ⓘOregon No. 2 pegmatite (Raleigh Peak No. 3 pegmatite), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
9.7km (6.0 miles) ⓘUnknown Quartz - Feldspar - Mica Occurrence (MRDS - 10016599), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
9.8km (6.1 miles) ⓘDelbert Claims No. 1 & 2, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
10.8km (6.7 miles) ⓘSusy Belle Occurrence, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
10.8km (6.7 miles) ⓘButte No. 1 (Daisey Belle), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
10.9km (6.8 miles) ⓘTwin Cedars pegmatite, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
11.4km (7.1 miles) ⓘJudy Ann Mine, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
11.7km (7.3 miles) ⓘDazie Bell claim, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
References
Simmons, William B., Heinrich, E. William (1980) Rare-Earth Pegmatites of the South Platte District, Colorado. Resource Series 11, Colorado Geological Survey.
 
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