The Unnamed Cu-Pb-Ag Occurrence is a mine located in Saguache county, Colorado at an elevation of 8,940 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: 8,940 Feet (2,725 Meters)
Commodity:
Lat, Long: 37.93889, -106.31639
Map: View on Google Maps
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Unnamed Cu-Pb-Ag Occurrence MRDS details
Site Name
Primary: Unnamed Cu-Pb-Ag Occurrence
Commodity
Tertiary: Copper
Tertiary: Silver
Tertiary: Lead
Location
State: Colorado
County: Saguache
District: Crystal Hill District
Land Status
Land ownership: BLM Administrative Area
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: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Southern Rocky Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: San Juan Volcanic Field, Rio Grande Rift
Type: L
Description: Biedell-Klondike Fault, Esperanza Fault Zone, Biedell Stock
Alterations
Alteration Type: L
Alteration Text: Argillization
Rocks
Name: Rhyodacite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Oligocene
Name: Rhyodacite
Role: Associated
Age Type: Host Rock
Age Young: Oligocene
Name: Rhyodacite
Role: Associated
Age Type: Host Rock Unit
Age Young: Oligocene
Name: Rhyodacite
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Analytical Data
Analytical Data: OSTERWALD'S SEMIQUANTITATIVE SPECTROSCOPIC ANALYSES OF ROCK SAMPLES SHOWED FOLLOWING ANOMALOUS CONCENTRATIONS OF PB, ZN, CU, AG, AND/OR MO: 500 TO 5000 PPM CU, 1500 TO 2999 PPM PB, 250 TO 999 PPM AG
Materials
Not available
Comments
Comment (Deposit): IN ARGILLIZED RHYODACITE WEST OF NE-TRENDING NORMAL FAULT PARALLEL TO BUT ANTITHETIC (DOWNDROPPED TO NW) TO BIEDELL-KLONDIKE FAULT
Comment (Location): AT TOP OF LOW SPUR WEST OF BIEDELL CREEK ; INFO FROM LAND.ST :1977
References
Reference (Deposit): OSTERWALD, E.J., 1977, THE BIEDELL AND SANDERSON VOLCANIC CENTERS, SAGUACHE COUNTY, COLORADO: COLORADO STATE UNIV. M.S. THESIS, 145 P
Colorado Mining Photos
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