Mine detail: Independence District

Previously called 'Independence, MS 1421Climax, MS 1754Golden Champion Mill Site, MS 1882bClaims: Legal Tender, MS 1307Last Dollar, MS 1318Minnie, MS 1344Gatton, MS 1422Dolly Varden, MS 1423Mammoth, MS 1424Friday, MS 1486Ward Mill Site, MS 1823bMount Hope, MS 1881aMount Hope Mill Site, MS 1881bGolden Champion, MS 1882aLittle Tillie, MS 2038Iroquois, MS 2076Pride of the West Placer, MS 2591Thatcher, MS 2591Little Giant, MS 3790Little Birdie, MS 3791Case, MS 3811Ocean Wave, MS 3813Germania, MS 3814Clark Placer, MS 1609Pride of the West, MS 3892Minniehaha, MS 4150Golden Rock, MS 4151Grand View, MS 4399Spotted Tail, MS 6548Panama, MS 7766Principal, MS 12441Johnson Placer, MS 1730Emma B. Carlisle, MS 1752Choler, MS 1819Sheba Lode, MS 1823aGeld Placer, MS 1235B. H., MS 4107Gold Reef, MS 4363Norah C., MS 4364.'

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Location

Lat / long:

39.10527, -106.60479

Resource(M)

Primary:	Gold, Silver, Copper
Secondary:	Lead
Ore:	Chalcopyrite, Galena, Gold, Pyrite, Silver
Gangue:	Quartz
Discovery year:	1879

Production

Operation type:	Unknown
Deposit type:	Vein
Production size:	Small
Development status:	Producer
First production started:	1879
Last production ended:	1951

Geology

Host type:	Schist
Associated type:	Diorite,Rhyolite,Quartz Latite,Latite
Structure:	Sawatch Uplift, Central Colorado Trough, Arkansas Valley Graben, Twin Lakes Batholith, Grizzly Peak Cauldron, Mt Elbert Volcanotectonic Depression, Lincoln Gulch Stock
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Fe And Cu Alteration Noted By Rohlfing In Vein And Vein Walls At Independence And Mt Hope Mines. Cruson Noted Significant Zoned Quartz-Sericite-Pyrite, Quartz-Sericite, Argillic, And Propylitic Alteration Only Farther Inside Cauldron Around Stockworks And More Intensely Mineralized Areas.

References

MRDS	D010411
DEP	10090049
Reference	{Deposit:: CRUSON, M.G., 1973, GEOLOGY AND ORE DEPOSITS OF THE GRIZZLY PEAK CAULDRON COMPLEX, SAWATCH RANGE, COLORADO: COLORADO SCHOOL MINES PH.D. THESIS T-1538.}{Deposit:: ROHLFING, D.P., 193?, REPORT ON THE INDEPENDENCE GOLD PROPERTY, PITKIN COUNTY, COLORADO: COLORADO STATE PLANNING COMM. UNPUB. REPT., 7 P.}{Deposit:: HOWELL, J.V., 1919, GEOLOGY AND ORE DEPOSITS OF THE TWIN LAKES DISTRICT OF COLORADO: CGS BULL. 17, 106 P.}{Deposit:: LUDINGTON, STEVE, AND ELLIS, C.E., 1981, MINERAL RESOURCE POTENTIAL OF THE HUNTER-FRYINGPAN WILDERNESS AND THE PORPHYRY MOUNTAIN WILDERNESS STUDY AREA , PITKIN COUNTY, COLORADO, USGS MAP MF-1236-D. & &}{Deposit:: LUDINGTON, STEVE, AND YEOMAN, R.A., 1980, GEOLOGIC MAP OF THE HUNTER-FRYINGPAN WILDERNESS AND THE PORPHYRY MOUNTAIN WILDERNESS STUDY AREA, PITKIN COUNTY, COLORADO, USGS MAP MF-1236-A.}{Production:: LUDINGTON AND ELLIS, 1981; USBM MINERALS YEARBOOKS 1932-51}
Reporter	Schwochow, Stephen D.