Little Johnnie Mine (Cathey Nos. 1-5; Unpatented Claims: Little Johnnie Nos. 1-2; Charley Nos. 1-5; Little Johnnie Extension), Goose Creek District, Gunnison Co., Colorado, USA
Latitude: 38°19'18"N
Longitude: 107°5'10"W
REF:Deposit:: HEDLUND, D.C., AND OLSON, J.C., 1975, GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178.
Deposit:: HEDLUND, D.C., AND OLSON, J.C., 1961, FOUR ENVIRONMENTS OF THORIUM-, NIOBIUM-, AND RARE-EART
Commodities (Major) - Thorium; (Trace) - REE
Deposit Type: Vein
Development Status: Occurrence
Host Rock Unit: Dubois Greenstone--Felsite And Felsite Porphyry, Syenite
Structure: Gunnison Gold Belt, Iron Hill Alkalic Complex, Tolvar Peak Stock, Gunnison Uplift, San Juan Volcanic Field
Host Rock: Schist, Quartzite, Amphibolite
Tectonic Structure: Central Cordillera (Southern Rocky Mtns)
Mineral List
12 entries listed. 9 valid minerals.
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