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Entrada Deposits

Past Producer in La Plata county in Colorado, United States with commodities Vanadium, Chromium, Selenium
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Geologic information

Identification information

Deposit ID 60000875
MRDS ID ISM0772
Record type District
Current site name Entrada Deposits
Alternate or previous names Includes Rifle Creek, Placerville, Rico, Lightner Creek Districts

Geographic coordinates

Geographic coordinates: -107.68396, 39.66668 (WGS84)
Relative position POINT OF REFERENCE FROM 1:250,000 SCALE MAP. ; APPROX. LAT-LONG AT LOCATION OF RIFLE MINE, THE LARGEST PRODUCER AREA FROM 1:4 000 000 SCALE MAP. DEPOSITS IN ENTRADA, AND ADJACENT ROCKS IN ENTRADA MINERAL BELT.
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Geographic areas

Country State County
United States Colorado La Plata
United States Colorado San Miguel
United States Colorado Dolores
United States Colorado Garfield

Commodities

Commodity Importance
Vanadium Primary
Chromium Primary
Selenium Primary

Nearby scientific data

(1) -107.68396, 39.66668
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Geologic structures

Type of structure Regional
Structure description ERG (?)

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Discovery year >1900
Year of first production >1909
Year of last production >1960

Mining district

District name LIGHTNER CREEK DISTRICT

Ownership information

  • Type Operator
    Owner UNION CARBIDE CORP.
  • Type Operator
    Owner VANADIUM CORP. OF AMERICA

Reference information

Bibliographic references

  • Deposit

    WRITTEN COMMUNICATION: SMITH, L., ENERGY INFORMATION ADMINISTRATION, U.S. DEPT. OF ENERGY, TO GRANGER, H.C., U.S. GEOLOGICAL SURVEY; OCT. 16, 1985: COMPUTER SUMMARY OF PRODUCTION AND RESOURCES, COLORADO PLATEAU V-U DEPSOITS, ORGANIZED BY HOST ROCK.

  • Deposit

    WRITTEN COMMUNICATION: CLARK, R.G., ENERGY INFORMATION 1984: INCUDES COMPUTER SUMMARY OF PRODUCTION AND RESOURCES, COLORADO PLATEAU V-U DEPOSITS ORGANIZED BY AREA, PREPARED BY SMITH, L., DEPT. OF ENERGY.

  • Deposit

    FISCHER, R.P., 1942. VANADIUM DEPOSITS OF COLORADO AND UTAH, USGS BULL. 936-P, P.363-394.

  • Deposit

    FISCHER, R.P., 1955. REGIONAL RELATIONS NEAR PLACERVILLE, SAN MIGUEL COUNTY, COLORADO: COLORADO SCI. SOC. PROC., V. 15, NO 3, P. 115-134.

  • Deposit

    FISCHER, R.P., 1955. REGIONAL RELATIONS OF THE VANADIUM-URANIUM-CHROMIUM DEPOSITS IN THE ENTRADA SANDSTONE, WESTERN COLORADO: U.S. GEOLOGICAL SURVEY TRACE ELEMENTS MEMORANDUM REPORT 916, 20 P.

  • Deposit

    COLORADO METAL MINING FUND BOARD, 1961. COLORADO VANADIUM: A COMPOSITE STUDY; DENVER, CO., COLORADO MET. MIN. FUND BD., 155 P.

  • Deposit

    WEBBER, B.N., 1947. GEOLOGY AND ORE RESERVES OF THE URANIUM-VANADIUM DEPOSITIONAL PROVINCE OF THE COLORADO PLATEAU REGION: UNION MINES DEVEL. CORP., REP'T. RMO-437, 279 P. (OPEN-FILED BY THE U.S. ATOMIC ENERGY COMM., 1960).