The Cowboy Johnson Adit is a silver and lead mine located in Mineral county, Colorado at an elevation of 9,249 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: 9,249 Feet (2,819 Meters)
Commodity: Silver, Lead
Lat, Long: 37.85333, -106.95972
Map: View on Google Maps
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Cowboy Johnson Adit MRDS details
Site Name
Primary: Cowboy Johnson Adit
Commodity
Primary: Silver
Primary: Lead
Secondary: Copper
Secondary: Zinc
Location
State: Colorado
County: Mineral
District: Creede 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
Owner Name: Minerals Engineering Co. (Meco)
Home Office: Grand Junction, Co.
Years: 1980 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Year First Production: 1979
Year Last Production: 1980
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
Not available
Orebody
Not available
Structure
Type: R
Description: San Juan Volcanic Field; La Garita, Creede, And Bachelor Calderas
Type: L
Description: Alpha-Corsair Fault Zone; Creede Graben
Alterations
Not available
Rocks
Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Name: Rhyolite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Oligocene
Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Oligocene
Name: Rhyolite
Role: Associated
Age Type: Host Rock Unit
Age Young: Oligocene
Analytical Data
Not available
Materials
Not available
Comments
Comment (Development): APPARENT REFURBISHING OF TUNNEL
Comment (Workings): ONE TUNNEL OF UNKNOWN LENGTH
Comment (Deposit): EXACT LOCATION UNCERTAIN AND NOT CONSISTENTLY REPORTED, TUNNEL COULD BE ON EAST SIDE OF RAT CR. IN NW/4 SEC 35 OR COULD BE NEAR OR AT CORSAIR MINE IN SEC. 34. ALPHA CORSAIR NOTED AS SYNONYM IN COLO. DIV. MINES FILES BUT REPORTS LOCATION AS 1.25 MILE UP RAT CR., WHICH PLACES IT IN SEC. 27, POSSIBLY AT OLD SUNNYSIDE TUNNEL. MILS CITES LOCATION AS E/2 SEC. 33, BUT THIS IS DOUBTFUL. ; INFO.SRC : 1 PUB LIT
Comment (Location): S-T-R, LAT-LONG, AND ELEV DETERMINED FROM EMMONS AND LARSEN'S (1923) TOPO MAP (1:24,000). MINE OR CLAIM LIES ALONG RAT CR. LAT-LONG GIVEN IS NW CORNER SEC. 35. ; INFO FROM LAND.ST :(1976)
References
Reference (Deposit): LINDEMANN, J.W., AND OTHERS, EDS., 1981, FIELD TRIP NOTES, CREEDE MINING DISTRICT, SAN JUAN VOLCANIC PROVINCE, COLORADO: DENVER REGIONAL EXPLORATION GEOLOGISTS SOC. GUIDEBOOK
Reference (Deposit): EMMONS, W.H., AND LARSEN, E.S. 1923, GEOLOGY AND ORE DEPOSITS OF THE CREEDE DISTRICT, COLORADO: USGS BULL. 718, 198 P.
Reference (Deposit): STEVEN, T.A., AND RATTE, J.C., 1965, GEOLOGY AND STRUCTURAL CONTROL OF ORE DEPOSITION IN THE CREEDE DISTRICT, SAN JUAN MOUNTAINS, COLORADO: USGS PROF. PAPER 487, 90 P.
Colorado Mining Photos
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