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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Quartz from
Ruby Mountain, Nathrop, Chaffee County, Colorado, USA


Locality type:Mountain
Classification
Species:Quartz
Formula:SiO2
Habit:Basal pinacoid
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Spessartine12
Sanidine1
Topaz1
Rhyolite1
Hematite1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Ruby Mountain, Nathrop, Chaffee County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:34274
Long-form Identifier:1:3:34274:8
GUID (UUID V4):0
Nearest other occurrences of Quartz
2.4km (1.5 miles) ⓘTie Gulch Pegmatite, Buena Vista, Chaffee County, Colorado, USA
3.4km (2.1 miles) ⓘNachtrieb pegmatite, Buena Vista, Chaffee County, Colorado, USA
10.0km (6.2 miles) ⓘCrystal No. 8 Mine, Chaffee County, Colorado, USA
10.9km (6.8 miles) ⓘLast Chance Mine (Lower Adit; Kramer Mine; Adit No. 1; Adit No. 2), Browns Canyon Mining District, Chaffee County, Colorado, USA
11.3km (7.0 miles) ⓘWhite King Deposit, Browns Canyon Mining District, Chaffee County, Colorado, USA
11.3km (7.0 miles) ⓘBlue Stone Deposit, Browns Canyon Mining District, Chaffee County, Colorado, USA
11.4km (7.1 miles) ⓘUnnamed Graphite Deposit (MRDS - 10013948), Turret Mining District, Chaffee County, Colorado, USA
11.4km (7.1 miles) ⓘPuzzle mine, Poncha Springs, Browns Canyon Mining District, Chaffee County, Colorado, USA
11.8km (7.4 miles) ⓘChimney Hill Mine (Morgan Ranch Deposits; Manganese Hill), Browns Canyon Mining District, Chaffee County, Colorado, USA
12.4km (7.7 miles) ⓘSnowflake Deposit, Browns Canyon Mining District, Chaffee County, Colorado, USA
References
USGS Bull 1716C
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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