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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
Hot Sulfur Springs, Grand County, Colorado, USA


Locality type:Spring
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Hot Sulfur Springs, Grand County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:998817
Long-form Identifier:1:3:998817:0
GUID (UUID V4):0
Nearest other occurrences of Quartz
8.4km (5.2 miles) Windy Gap, Grand County, Colorado, USA
10.7km (6.6 miles) Williams Fork agate occurrence, Grand County, Colorado, USA
15.3km (9.5 miles) Willow Creek, Grand County, Colorado, USA
18.2km (11.3 miles) Troublesome Creek, Middle Park, Grand County, Colorado, USA
21.2km (13.2 miles) Molly Grove mine, Blue Ridge Mining District, Grand County, Colorado, USA
24.9km (15.5 miles) Rhyolite flow, Grand Lake Mining District (Wolverine Mining District), Grand County, Colorado, USA
29.9km (18.6 miles) Big Four Mine, Heeney, Green Mountain Mining District, Summit County, Colorado, USA
30.6km (19.0 miles) Mt. Vasquez; St. Louis; Milliken Occurrence, La Plata Mining District (California Mining District), Grand County, Colorado, USA
33.3km (20.7 miles) Prospects, Roaring Fork area, Grand County, Colorado, USA
36.8km (22.9 miles) Wheeler Basin, Grand County, Colorado, USA
References
 
and/or  
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