Unnamed Iron Ore Mine

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

Satelite View

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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

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