Lillie D. Mine

The Lillie D. Mine is a silver and lead mine located in Dolores county, Colorado at an elevation of 9,117 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Lillie D. Mine  

State:  Colorado

County:  Dolores

Elevation: 9,117 Feet (2,779 Meters)

Commodity: Silver, Lead

Lat, Long: 37.70833, -108.02667

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Lillie D. Mine

Lillie D. Mine MRDS details

Site Name

Primary: Lillie D. Mine
Secondary: Patented Claims: Clan Campbell, MS 1897
Secondary: Black Geroge, MS 2485
Secondary: Silver Belt, MS 8020
Secondary: Royal Turk, MS 8020
Secondary: Unpatented Claims: Litllie D.
Secondary: Carrie
Secondary: Zig Zag
Secondary: Little Margaret
Secondary: Ella
Secondary: Ruth
Secondary: Virginia
Secondary: Little Byron
Secondary: Rocky Mountain
Secondary: Klondike
Secondary: Madam De Farge


Commodity

Primary: Silver
Primary: Lead
Secondary: Zinc
Secondary: Copper
Secondary: Gold


Location

State: Colorado
County: Dolores
District: Pioneer (Rico) District


Land Status

Land ownership: National Forest
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Administrative Organization: San Juan N. F.


Holdings

Not available


Workings

Not available


Ownership

Owner Name: C. W. Rohde
Home Office: Rico, Co.
Years: 1926 -

Owner Name: Rico Mining And Reduction Co.
Home Office: Rico, Co.
Years: 1926 -


Production

Year: 1917
Material type: ORE AG PB ACC
Description: Ap_Grade: ^5 Oz/Ton Ag, 18% Pb, 16% Zn, 1% Cu, 0.02 Oz/Ton Au
Year: 1918
Material type: ORE AG PB ACC
Description: Ap_Grade: ^14 Oz/Ton Ag, 25% Pb, 35% Zn


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year Last Production: 1926
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Colorado Plateaus
Physiographic Section: Canyon Lands


Mineral Deposit Model

Model Name: Polymetallic replacement


Orebody

Not available


Structure

Type: R
Description: San Juan Uplift, Paradox Basin

Type: L
Description: Rico Dome Blackhawk Fault, Princeton Fault


Alterations

Alteration Type: L
Alteration Text: Oxidation Of Pyrite And Pb-Zn Sulfides


Rocks

Name: Latite
Role: Associated
Age Type: Associated Rock
Age Young: Paleocene

Name: Latite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Paleocene

Name: Latite
Role: Associated
Age Type: Host Rock
Age Young: Pennsylvanian

Name: Latite
Role: Associated
Age Type: Host Rock Unit
Age Young: Pennsylvanian


Analytical Data

Not available


Materials

Ore: Sphalerite
Ore: Pyrite
Ore: Limonite
Ore: Smithsonite
Ore: Chalcopyrite
Gangue: Fluorite
Gangue: Quartz


Comments

Comment (Deposit): GENERALLY SW-DIPPING LOWER HERMOSA FM SANDSTONE, SHALE, AND LIMESTONE COVERED BY EXTENSIVE LANDSLIDES BUT BELOW ARE CUT BY BLACKHAWK FAULT, DOWNTHROWN ON NE. BLANKET REPLACEMENT ORE CONSISTS OF SOLID PYRITE, CELLULAR QUARTZ, LIMONITE, AND STREAKS OF PARTLY OXIDIZED SPHALERITE AND GALENA. BLANKET OFFSET ABOUT 8 FT BY BARREN FISSURE TRENDING N 80 W, 85 NE, AND FILLED WITH CRUSHED ROCK, QUARTZ, AND GOUGE. LOWER BLANKET OVERLIES SANDSTONE AND IS OVERLAIN BY SHALE; UPPER BLANKET LIES IN BRECCIATED SHALE.

Comment (Production): PARTIAL PRODUCTION RECORD. FIGURES UNAVAILABLE FOR YEARS PRIOR TO 1917. NO PRODUCTION REPORTED IN 1919, APPARENTLY NONE IN 1920-1925. GRADE ONLY REPORTED FOR 1926, BUT PRODUCTION CONSIDERED SMALL. NO PRODUCTION REPORTED AFTER 1926.

Comment (Location): (LAND STATUS AND ADMINISTRATIVE AREA LOCATIONS CALCULATED USING GIS OVERLAY ANALYSIS FOR SAN JUAN N. F.). ON LOWER EAST SLOPE OF CHC HILL (UNSURVEYED SECTIONS). ELEV AND LAT-LONG GIVEN ARE FOR CLAN CAMPBELL TUNNEL (NE NW SEC. 25) AND ARE FROM MCKNIGHT, 1974, PL. 1 (1930 BASE). ; INFO FROM LAND.ST :1975

Comment (Workings): CDM INF, REPTS. DESCRIBE WORKINGS AS 1500-FT LILLIE D. CROSSCUT, WITH NORTH AND SOUTH DRIFTS ON VEIN AT 200 FT FROM PORTAL. CLAN CAMPBELLCROSSCUT DRIVEN GENERALLY NE FOR 300 FT WITH 45-FT RAISE TO LILLIE D. DRIFT AT 175 FT FROM PORTAL.


References

Reference (Deposit): MCKNIGHT,E.T., 1974, GEOLGY AND ORE DEPOSITS OF THE RICO DISTRICT, COLORADO: USGS PROF. PAPER 723.

Reference (Deposit): PRATT, W.P., AND OTHERS, 1969, GEOLOGIC MAP OF THE RICO QUADRANGLE, DOLORES AND MONTEZUMA COUNTIES, COLORADO; USGS MAP GQ-797.

Reference (Deposit): RANSOME, F.L., 1901, THE ORE DEPOSITS OF THE RICO MOUNTAINS, COLORADO: USGS 22D ANN. REPT., PT. 2, P. 393-394.

Reference (Deposit): CROSS, WHITMAN, AND RANSOME, F.L., 1905, DESCRIPTION OF THE RICO QUADRANGLE: USGS FOLIO 130.

Reference (Deposit): COLORADO DIV. MINES INF. REPTS. AND ANNUAL OPERATOR REPTS.

Reference (Deposit): BLM MINERAL SURVEYS MS 1897, 2485, 8020

Reference (Production): COLORADO DIV. MINES ANNUAL OPERATOR REPTS.


Colorado Mining Photos

Placer mines at Cripple Creek, Colorado ca. 1892

Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.