Ascension Mine

The Ascension Mine is a mine located in Jefferson county, Colorado at an elevation of 6,959 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

Name: Ascension Mine  

State:  Colorado

County:  Jefferson

Elevation: 6,959 Feet (2,121 Meters)

Commodity:

Lat, Long: 39.7767, -105.28500

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Ascension Mine

Ascension Mine MRDS details

Site Name

Primary: Ascension Mine


Commodity

Tertiary: Uranium
Tertiary: Vanadium


Location

State: Colorado
County: Jefferson
District: Front Range


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

Type: Private Lease


Workings

Not available


Ownership

Owner Name: Cotter Corp.
Percent: 100.0
Home Office: Colorado
Info Year: 1975


Production

Not available


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Mining Method: Unknown
Year First Production: 1956
Discovery Year: 1955
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

Not available


Alterations

Not available


Rocks

Not available


Analytical Data

Not available


Materials

Unknown: Feldspar
Unknown: Muscovite
Unknown: Sillimanite
Unknown: Uraninite
Unknown: Amphibole
Unknown: Biotite
Unknown: Quartz


Comments

Comment (Production): PRODUCTION FROM THE MINE HAS BEEN AS FOLLOWS: 1956, 440 TONS DAYS OF PRODUCTION; 1957, EXPLORATION; 1962, 100 TONS/MONTH, U308, 365 DAYS OF PRODUCTION; 1963, 4158LBS., 229 DAYS OF PR 1970-1972, EXPLORATION AND DEVELOPMENT, 300 DAYS OF PROD./YE ADDITIONAL INFORMATION IN DMEA REPORT, DOCKET NO. 4656, DATE INCLUDED IN THE DMEA REPORT ARE LOCATION AND GEOLOGIC MAPS. TIME OF THE REPORT, BASED ON DMEA EXPLORATION, INFERRED RESERVES WERE ESTIMATED AT 10000 TONS OF .3% U308. NO FURTHER EXPLORATION WAS PLANNED IN THE DMEA REPORT. COTTER CORP. IS CURRENTLY LEASING FROM ALAN ELEE & DON ANDER


References

Reference (Deposit): USBM 1974 PROD TAB (WASH) OWN/OP;COTTER CORP.


Colorado Mining Photos

Placer mines at Cripple Creek, Colorado ca. 1892

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