Mine detail: Beaver Creek District

Previously called 'South Beaver Mill Site, MS 6907bContinental, MS 13410Iron Clad, MS 13410Minnehaha, MS 13410King, MS 13410Oro, MS 13410Summit, MS 13410Lone Star, MS 17163Beaver, MS 17165Pueblo, MS 18715Mascot, MS 18894Little Hope, MS 18894Boston, MS 20538Fairview, MS 20538Midland DistrictPatented Claims: Noah, MS 6907aGolden Ark, MS 6907aGold Cord, MS 12592'

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Location

Lat / long:

38.34222, -106.92368

Resource(M)

Primary:	Gold, Silver
Tertiary:	Zinc, Lead
Ore:	Galena, Gold, Sphalerite
Gangue:	Magnetite

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Last production ended:	1932

Geology

Host rock:	Dubois Greenstone--Metabasalt, Meta-Andesite;Dubois Greenstone--Quartzite
Host type:	Quartzite,Schist,Amphibolite,Granite
Associated rock:	Leucogranite And Quartz Monzonite
Associated type:	Quartz Monzonite,Granite
Structure:	Gunnison Uplift, San Juan Volcanic Field, Gunnison Gold Belt, Iron Hill Alkalic Complex
Tectonic:	Central Cordillera (Southern Rocky Mtns)

References

MRDS	D011129
DEP	10014383
Reference	{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:: OLSON, J.C., AND OTHERS, 1975, GEOLOGIC MAP OF THE SPRING HILL CREEK QUADRANGLE, SAGUACHE COUNTY, COLORADO: USGS MAP MF-713.}{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:: COLORADO DIV. MINES INSP. REPTS.}{Deposit:: BLM MINERAL SURVEYS MS 6907A&B, 12592, 13410, 17163, 17165, 18715, 18894, 20538}
Reporter	Schwochow, Stephen D.