Unnamed Copper Pegmatite Occurrence

The Unnamed Copper Pegmatite Occurrence is a copper mine located in Fremont county, Colorado at an elevation of 6,401 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

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Site Name

Primary: Unnamed Copper Pegmatite Occurrence

Commodity

Primary: Copper

Location

State: Colorado
County: Fremont
District: Mcintyre Hills Area

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: Past Producer
Operation Type: Surface
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

Model Name: Pegmatites

Orebody

Not available

Structure

Type: R
Description: Northern Wet Mountains, Thirtynine Mile Volcanic Field

Type: L
Description: North-Trending Faults

Alterations

Not available

Rocks

Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Paleoproterozoic

Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Paleoproterozoic

Name: Diorite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic

Name: Diorite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic

Analytical Data

Not available

Materials

Ore: Chalcopyrite
Ore: Bornite
Gangue: Pyrite
Gangue: Calcite

Comments

Comment (Location): UNSURVEYED, NEAR SHEEP BASIN ; INFO FROM LAND.ST :(1976)

Comment (Deposit): DISCONTINUOUS LENSES OF SULFIDE ORE IN PEGMATITE, ALL SURROUNDED BY CALCITE-RICH ROCK

Comment (Workings): SMALL OPEN PIT

Comment (Development): APPARENTLY THE DEPOSIT WAS ENTIRELY MINED OUT BY THE SMALL OPEN PIT

References

Reference (Deposit): TAYLOR, R. B., SCOTT, G. R., WOBUS, R. A. AND EPIS, R. C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE ROYAL GORGE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-869, 1: 62,500.

Reference (Deposit): HEINRICH, E. W., 1981, PRECAMBRIAN TUNGSTEN AND COPPER-ZINC SKARN DEPOSITS OF SOUTH-CENTRAL COLORADO: CGS RESOURCE SERIES 21, P. 82.

Colorado Mining Photos

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