The P & O Mine is a gold and silver mine located in Custer county, Colorado at an elevation of 9,091 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
Elevation: 9,091 Feet (2,771 Meters)
Commodity: Gold, Silver
Lat, Long: 38.12889, -105.33306
Map: View on Google Maps
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P & O Mine MRDS details
Site Name
Primary: P & O Mine
Commodity
Primary: Gold
Primary: Silver
Secondary: Zinc
Secondary: Lead
Secondary: Copper
Location
State: Colorado
County: Custer
District: Rosita District
Land Status
Land ownership: Private
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.
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1878
Discovery Year: 1877
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains
Mineral Deposit Model
Model Name: Epithermal veins
Orebody
Form: PIPE-LIKE STRUCTURE
Structure
Type: R
Description: Rosita Volcanic Center, Wet Mtns
Type: L
Description: Breccia Pipe, Faults, Fractures, Mineralized Fissures
Alterations
Alteration Type: L
Alteration Text: Strong Argillization; Quartz Zone
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Galena
Ore: Tetrahedrite
Ore: Gold
Ore: Jamesonite
Ore: Sphalerite
Ore: Smithsonite
Ore: Chalcopyrite
Gangue: Quartz
Gangue: Stibnite
Gangue: Dolomite
Gangue: Calcite
Gangue: Pyrite
Comments
Comment (Location): SE BASE OF MT TYNDALL; 200 YARDS NNW OF BASSICK MINE ; INFO FROM LAND.ST :(1976)
Comment (Workings): SEVERAL HUNDRED FT OF DRILLING ALSO DONE; 700-FT LEVEL RUNS NORTH
Comment (Geology): CHARCOAL SEVERAL INCHES LONG FOUND AT DEPTH, SHOWING WOODY FIBERS, PYRITE, AND SILICIFICATION
Comment (Commodity): ORE MINERALS DEPOSITED IN CONCENTRIC LAYERS AROUND BRECCIA BOULDERS; OUTER ZNS LAYER RICHEST IN AG
References
Reference (Deposit): SIEMS, P.L., 1967, VOLCANIC AND ECONOMIC GEOLOGY OF THE ROSITA HILLS AND SILVER CLIFF DISTRICTS, CUSTER COUNTY, COLORADO: COLORADO SCHOOL MINES, D. SC. THESIS, T 1042, 222 P.
Reference (Deposit): CROSS, WHITMAN, 1896, GEOLOGY OF SILVER CLIFF AND THE ROSITA HILLS, COLORADO: USGS 17TH ANN. REPORT, PT 2, P. 263-403.
Reference (Deposit): SHARP, W.N., 1978, GEOLOGIC MAP OF THE SILVER CLIFF AND ROSITA VOLCANIC CENTERS, CUSTER COUNTY, COLORADO: USGS MAP I-1081, 1:24,000. .
Colorado Mining Photos
Check out this collection of Colorado's best historic mining photos: Incredible Photos of Colorado Mining Scenes.
