The Unnamed Iron Ore Mine is a iron mine located in Gunnison county, Colorado at an elevation of 8,481 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: 8,481 Feet (2,585 Meters)
Commodity: Iron
Lat, Long: 38.28611, -107.08528
Map: View on Google Maps
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Unnamed Iron Ore Mine MRDS details
Site Name
Primary: Unnamed Iron Ore Mine
Commodity
Primary: Iron
Tertiary: Titanium, Metal
Location
State: Colorado
County: Gunnison
District: White Earth (Powderhorn) District
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: John J. Crooke
Home Office: Lake City, Co.
Years: 1880 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1885
Year Last Production: 1885
Discovery Year: 1880
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
Form: LENTICULAR
Structure
Type: R
Description: Gunnison Uplift, San Juan Volcanic Field
Type: L
Description: Iron Hill Alkalic Complex, Cimarron Fault, Powderhorn Stock
Alterations
Not available
Rocks
Name: Pyroxenite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Late Cambrian
Name: Pyroxenite
Role: Associated
Age Type: Associated Rock
Age Young: Late Cambrian
Analytical Data
Not available
Materials
Gangue: Apatite
Gangue: Biotite
Gangue: Ilmenite
Comments
Comment (Location): SINGEWALD (1913) GIVES LOCATION OF MOST EXTENSIVE WORKINGS AS IN A DRAW ONE MILE NE OF CEBOLLA HOT SPRINGS. ELEV AND LAT-LONG GIVEN ARE FOR PROSPECTS ON MAGNETITE-PEROVSKITE STRINGER ON NW SIDE OF STONE GULCH 0.8 MILE NE OF POWDERHORN AND 0.25 MILE NE OF WORKINGS DESCRIBED AS TITAN (AABERITE) MINE.
Comment (Development): DEPOSIT WAS PROSPECTED AND WORKED TO SMALL EXTENT PROBABLY IN 1880S BY MR. CROOKE OF LAKE CITY, WHO SHIPPED THE ORE TO THE LAKE CITY SMELTER. SMELTER REFUSED FURTHER SHIPMENTS AFTER TITANIFEROUS CHARACTER OF ORE WAS DISCOVERED. HARRER AND TESCH (1959) CITE TOTAL PRODUCTION OF LESS THAN 4000 ST.
Comment (Workings): OPEN CUTS
Comment (Production): REPORTED FIGURE IS MAXIMUM PRODUCTION PROBABLY REALIZED IN THE 1880S.
References
Reference (Production): HARRER AND TESCH, 1959, P. 33
Reference (Deposit): HARRER, C.M., AND TESCH, W.J., JR., 1959, RECONNAISSANCE OF IRON OCCURRENCES IN COLORADO: USBM IC-7918, P. 33.
Reference (Deposit): SINGEWALD, J.T., JR., 1913, CEBOLLA CREEK, IN THE TITANIFEROUS IRON ORES IN THE UNITED STATES, THEIR COMPOSITION AND ECONOMIC VALUE: USBM BULL. 64, P. 135-141.
Reference (Deposit): HEDLUND, D.C., AND OLSON, J.C., 1975, GEOLOGIC MAP OF THE POWDERHORN QUADRANGLE, GUNNISON AND SAGUACHE COUNTIES, COLORADO: USGS MAP GQ-1178.
Colorado Mining Photos
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