Shamrock Group

The Shamrock Group is a mine located in Montrose county, Colorado at an elevation of 5,499 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

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.

Site Name

Primary: Shamrock Group

Commodity

Tertiary: Uranium
Tertiary: Vanadium

Location

State: Colorado
County: Montrose
District: Uravan

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: Patented

Workings

Type: Underground

Ownership

Owner Name: Union Carbide 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
Years of Production:
Organization:
Significant: N

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Colorado Plateaus
Physiographic Section: Canyon Lands

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Not available

Analytical Data

Not available

Materials

Unknown: Carnotite
Unknown: Tyuyamunite
Unknown: Uraninite

Comments

Comment (Deposit): INFORMATION SOURCE: DMEA REPORT, DOCKET NO. 3355 AND URANIUM CE EVALUATION QUESTIONAIRE. THE GROUP IS LOCATED IN THE PARA MINING DISTRICT. OWNER ADDRESS: UNION CARBIDE CORPORATION P.O. BOX 1049 GRAND JUNCTION, COLORADO 81501 FROM 1954-1955 THE MINE PRODUCED 200 TONS PER YEAR IN AN AVE 315 DAYS OF PRODUCTION PER YEAR. FROM 1956 TO 1970 THE MINE D AN AVERAGE OF 120 TONS OF ORE PER MONTH IN AN AVERAGE OF 2 OF PRODUCTION PER YEAR. AT THIS TIME THE AVERAGE GRADE OF UR WAS .15% AND OF VANADIUM WAS 1.3%. PRODUCTION DATA FROM 1954 TO 1970 AVAILABLE IN BACK UP FILE.

References

Reference (Deposit): OWN:U.S. VANADIUM CO. REF:CRIB,DC04617

Reference (Deposit): REF:COLO. BU. OF MINES 1959 RPT. OP:LARK WASHBURN,1959

Colorado Mining Photos

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