Mine detail: Willow Creek District

Previously called 'Patented Claims: Ute Trail, MS 16973Cayuse, MS 16973Tepee, MS 16973Pappoose, MS 16973Tom Tom, MS 16973Ute Warrior, MS 16973Medicine Man, MS 16973Shavano, MS 16973Ute Buck, MS 16973Wigwam, MS 16973Ute Chief, MS 16973Dutch, MS 18807Gold Pick, MS 18956Fairview, MS 18956Belle of the West, MS 18956Ute Squaw, MS 16973'

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Location

Lat / long:

38.32083, -107.03784

Resource(M)

Primary:	Gold, Silver, Copper
Tertiary:	Zinc, Lead
Ore:	Chalcopyrite, Galena, Sphalerite
Gangue:	Apatite, Aurichalcite, Biotite, Calcite, Chalcocite, Chlorite, Covellite, Cuprite, Epidote, Gahnite, Hematite, Hydrozincite, Ilmenite, Magnetite, Malachite, Marcasite, Molybdenite, Rutile, Sericite, Sphene, Tennantite, Tourmaline, Zircon
Other material:	Pyrite

Production

Operation type:	Unknown
Production size:	Yes
Development status:	Past Producer

Geology

Host rock:	Dubois Greenstone--Felsite And Felsite Porphyry;Dubois Greenstone--Hornblende Schist And Amphibolite
Host type:	Syenite,Schist,Amphibolite,Rhyolite
Associated rock:	Granite Of Tolvar Peak;Augite Syenite And Biotite Syenite;Trachyte And Trachite Dikes;Quartz Vein
Associated type:	Syenite,Trachyte,Granite
Structure:	Gunnison Uplift, San Juan Volcanic Field, Gunnison Gold Belt, Iron Hill Alkalic Complex, Tolvar Peak Stock
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D011130
DEP	10014384
Reference	{Deposit:: HEDLUND, D.C., AND OLSON, J.C., 19758 GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178.}{Deposit:: SHERIDAN, D.M., AND OTHERS, 1981, PRECAMBRIAN SULFIDE DEPOSITS IN THE GUNNISON REGION, COLORADO, IN EPIS, R.C., AND CALLENDER, J.F., EDS., WESTERN SLOPE COLORADO: NEW MEXICO GEOL. SOC. 32D FIELD CONF. GUIDEBOOK, P. 273-277.}{Deposit:: HANDFIELD, R.C., ED., 1983, GUNNISON GOLD BELT AND POWDERHORN CARBONATITE FIELD TRIP GUICEBOOK: DREGS.}{Deposit:: DROBECK, P.A., 1981, PROTEROZOIC SYNGENETIC MASSIVE SULFIDE DEPOSITS IN THE GUNNISON GOLD BELT, COLORADO, IN EPIS, R.C., AND CALLENDER, J.F., EDS., WESTERN SLOPE COLORADO: NEW MEXICO GEOL. SOC. 32D FIELD CONF. GUIDEBOOK, P. 279-286.}{Deposit:: NELSON, A.P., (NO DATE), MINING DISTRICTS, PRODUCING MINES AND PROSPECTIVE PROPERTIES (OF GUNNISON COUNTY): COLORADO STATE PLANNING COMM. UNPUB. REPT., P. 5.}{Deposit:: BLM MINERAL SURVEYS MS 16973, 18807, 18956}
Reporter	Schwochow, Stephen D.