Mine detail: Lillie D. Mine

Previously called 'RuthVirginiaLittle ByronRocky MountainKlondikeMadam De FargePatented Claims: Clan Campbell, MS 1897Black Geroge, MS 2485Silver Belt, MS 8020Royal Turk, MS 8020Unpatented Claims: Litllie D.CarrieZig ZagLittle MargaretElla'

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Location

Lat / long:

37.70834, -108.02732

Resource(M)

Primary:	Silver, Lead
Secondary:	Zinc, Copper, Gold
Ore:	Chalcopyrite, Limonite, Pyrite, Smithsonite, Sphalerite
Gangue:	Fluorite, Quartz

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Last production ended:	1926

Geology

Host rock:	Hermosa Formation
Host type:	Shale,Sandstone
Associated rock:	Hornblende Latite Porphyry
Associated type:	Latite
Structure:	San Juan Uplift, Paradox Basin, Rico Dome Blackhawk Fault, Princeton Fault
Tectonic:	Central Cordillera (Southern Rocky Mtns)
Alteration processes:	Oxidation Of Pyrite And Pb-Zn Sulfides

References

MRDS	D010775
DEP	10111402
Reference	{Deposit:: MCKNIGHT,E.T., 1974, GEOLGY AND ORE DEPOSITS OF THE RICO DISTRICT, COLORADO: USGS PROF. PAPER 723.}{Deposit:: PRATT, W.P., AND OTHERS, 1969, GEOLOGIC MAP OF THE RICO QUADRANGLE, DOLORES AND MONTEZUMA COUNTIES, COLORADO; USGS MAP GQ-797.}{Deposit:: RANSOME, F.L., 1901, THE ORE DEPOSITS OF THE RICO MOUNTAINS, COLORADO: USGS 22D ANN. REPT., PT. 2, P. 393-394.}{Deposit:: CROSS, WHITMAN, AND RANSOME, F.L., 1905, DESCRIPTION OF THE RICO QUADRANGLE: USGS FOLIO 130.}{Deposit:: COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.}{Deposit:: BLM MINERAL SURVEYS MS 1897, 2485, 8020}{Production:: COLORADO DIV. MINES ANNUAL OPERATOR REPTS.}
Reporter	Schwochow, Stephen D.