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It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Agate from
Hot Sulfur Springs, Grand County, Colorado, USA


Locality type:Spring
Classification
Species:Quartz var: Agate
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Agate data
Locality Data:Click here to view Hot Sulfur Springs, Grand County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:491355
Long-form Identifier:1:3:491355:9
GUID (UUID V4):0
Nearest other occurrences of Agate
15.3km (9.5 miles) ⓘWillow Creek, Grand County, Colorado, USA
47.3km (29.4 miles) ⓘSpecimen Mountain, Larimer County, Colorado, USA
82.5km (51.2 miles) ⓘNorth Table Mountain, Golden, Golden Mining District, Jefferson County, Colorado, USA
88.3km (54.9 miles) ⓘGreen Mountain, Golden, Golden Mining District, Jefferson County, Colorado, USA
93.9km (58.3 miles) ⓘInspiration Point, Denver County, Colorado, USA
References
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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