Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Gneiss from
Rio Oro Mine, Blake Mining District (Mirage Mining District; Cotton Creek Mining District), Saguache County, Colorado, USA


Locality type:Mine
Classification
Type:Gneiss
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gneiss data
Locality Data:Click here to view Rio Oro Mine, Blake Mining District (Mirage Mining District; Cotton Creek Mining District), Saguache County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1047584
Long-form Identifier:1:3:1047584:1
GUID (UUID V4):0
Nearest other occurrences of Gneiss
0.4km (0.2 miles) ⓘTriple T. Mine, Blake Mining District (Mirage Mining District; Cotton Creek Mining District), Saguache County, Colorado, USA
0.4km (0.3 miles) ⓘCopper Head Claim, Blake Mining District (Mirage Mining District; Cotton Creek Mining District), Saguache County, Colorado, USA
2.1km (1.3 miles) ⓘNorth Star Claim, Blake Mining District (Mirage Mining District; Cotton Creek Mining District), Saguache County, Colorado, USA
15.9km (9.9 miles) ⓘUnnamed Strip Mine (MRDS - 10101781), Custer County, Colorado, USA
17.3km (10.8 miles) ⓘMocking Bird Claim (Little Joe), Hayden Pass Area, Saguache County, Colorado, USA
17.4km (10.8 miles) ⓘNo Name Lead Mine, Hayden Pass Area, Saguache County, Colorado, USA
22.6km (14.1 miles) ⓘIndependence Mine (Independence Mill Site Alamosa; Queen Esther Claims; Independent; Bonanza; Eastern Star; Midnight Star; Baca Grant No. 4), Crestone Mining District (Baca Grant Mining District), Saguache County, Colorado, USA
24.0km (14.9 miles) ⓘEastern Star Mine, Crestone Mining District (Baca Grant Mining District), Saguache County, Colorado, USA
25.0km (15.5 miles) ⓘPhares & Allen Occurrence, Custer County, Colorado, USA
25.1km (15.6 miles) ⓘIron Dollar Gulch Deposit, Cotopaxi Mining District, Fremont County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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