Las Mesas

Prospect in United States with commodities Chromium, Cobalt, Iron, Nickel
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Nearby scientific data
  8. Ore body information
  9. Economic information about the deposit and operations
  10. Mineral rights holdings
  11. Land status
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10240470
MAS/MILS ID 0729990006
Record type Site
Current site name Las Mesas

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -67.10368, 18.18676 (WGS84)
Elevation 230
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Mayagüez Municipio(county)

Puerto Rico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rosario(quadrangle 1:24,000 scale)

Puerto Rico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Culebrinas-Guanajibo(hydrologic unit)

Puerto Rico(hydrologic accounting unit)

Puerto Rico(hydrologic subregion)

Caribbean(hydrologic region)

Geographic areas

Country
United States

Commodities

Commodity Importance
Chromium Critical Tertiary
Cobalt Critical Tertiary
Iron Tertiary
Nickel Critical Tertiary

Materials information

Materials Type of material
Chlorite Unknown
Chromite Unknown
Gibbsite Unknown
Goethite Unknown
Hematite Unknown
Kaolinite Unknown
Magnetite Unknown
Quartz Unknown
Serpentine Unknown

Nearby scientific data

Ore Body (1) -67.10368, 18.18676

Economic information

Ore body information

  • Strike N45E
    Dip 04W
    Thickness 14.8M
    Length 5634M
    Width 305M
    Area 1000HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 TABULAR
    Primary mode of Origin RESIDUAL CONCENT
    Primary Ore Control LITHOLOGY
    Secondary Ore Control OTHER
    Degree of Wallrock Alter. UNKNOWN
    Type of Wallrock Alter. #1 OTHER
    Strike And Dip N45E:04W
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 1000
    Date of Last Modification 780623

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant No

Mineral rights holdings

Type of mineral rights Other
Type of mineral rights Minerals Only

Land status

Ownership category Mixed

Ownership information

  • Type Unknown
    Owner Commonwealth Of Puerto Rico

Reference information

Bibliographic references

  • Deposit

    BRIGGS, R.P. MINERAL RESOURCES OF PUERTO RICO. CONFERENCE ON

  • Deposit

    OF NAT.RES., UNIV. OF PUERTO RICO, 1969, PP. 33-35.

  • Deposit

    BRIGGS, R.P. PROVISIONAL MAP OF PUERTO RICO AND ADJACENT ISL

  • Deposit

    U.S. GEOLOGICAL SURVEY MAP I-392, 1964.

  • Deposit

    CORRICK, J.D. NICKEL. MINERAL COMMODITY PROFILES BUMINES MCP

  • Deposit

    1977, 19 PP.

  • Deposit

    CORRICK, J.D. NICKEL. BUMINES MINERALS YEARBOOK 1975, P.2.

  • Deposit

    COX, D.P. AND R.P. BRIGGS. METALLOGENIC MAP OF PUERTO RICO.

  • Deposit

    GEOLOGICAL SURVEY MAP I-721, 1973.

  • Deposit

    GELABERT, P.A. AND P.M. REILLY. ECONOMIC MINERAL RESOURCES O

  • Deposit

    PUERTO RICO. PUERTO RICO MINING COMMISSION, 1969, P. 23-26.

  • Deposit

    HEIDENREICH, W.L. AND B.M. REYNOLDS. NICKEL-COBALT-IRON-BEAR

  • Deposit

    DEPOSITS IN PUERTO RICO. BUMINES RI 5532, 1959, 68 PP.

  • Deposit

    JOYCE, F.E. JR. SULFATIZATION OF NICKELIFEROUS LATERITES. BU

  • Deposit

    RI 6644, 1965, 16 PP.

  • Deposit

    KINGSTON, G.A., F.V. CARRILLO, J.T. GRAY, AND P. MCILROY.

  • Deposit

    AVAILABILITY OF U.S. PRIMARY NICKEL RESOURCES. BUMINES IC 84

  • Deposit

    1970, 57 PP.

  • Deposit

    MATTSON, P.H. GEOLOGY OF THE MAYAGUEZ AREA, PUERTO RICO. BUL

  • Deposit

    SOC.AMER., V.71, MARCH, 1960, PP.319-362.

  • Deposit

    SIEMENS, R.E., P.C. GOOD, AND W.A. STICKNEY. RECOVERY OF NIC

  • Deposit

    COBALT FROM LOW-GRADE DOMESTIC LATERITES. BUMINES IC 8027, 1

  • Deposit

    14 PP.

General comments

Subject category Comment text
Deposit ENTERED 1977 FOR MAS NI STUDY BY A. BROCOUM REC 010 COL 44/UNDER PUERTO RICO MINING LAW OF 1954 ALL MIN. ARE OWNED BY THE COMMONWEALTH, LAND IS PUBLIC OR PRIVATE REC 030 FIELD 67-71/ELEVATION RANGES BETWEEN 15M AND 96M REC 030 FIELD 67-71/ELEVATION RANGES BETWEEN 400M AND 55M REC 040 COL 46/SOIL IS LATERITIC REC 040 COL 70 MAP SCALE IS 1:20,000 REC 040 FIELD 32-33/PRIVATE AND MILITARY RESERVATION REC 060/DEPOSIT CONSISTS OF LATERITE AND WEATHERED SERPENTIN REC 040 FIELD 50-64/EXPENSIVE PRIVATE ESTATES WITH HIGH LAND AND AN IMPORTANT MILITARY INSTALLATION REC 080 FIELD 26-34/WEATHERING OF PERIDOTITE CONTROLLED BY E MATRIX 1/ CUMULATIVE FROM RI 5532 INFERRED RESOURCES OF OVER ENRICHED ZONE, AND SOFT SERPENTINE, AGREES WITH COL 1, MATRI MATRIX 6/ COLUMN 1 FROM IC 8469, 1970, COL 2 SOFT SERPENTINE ENRICHED ZONE, COL 4 OVERBURDEN, ALL FROM RI 5532, 1959 REC 151/BENEFICIATION OF OXIDE NI ORES IS NOT ECONOMICALLY F UNIVERSAL OIL PRODUCTS PLANS TO CONSTRUCT $2,000,000 DEMONST PLANT TO TEST NEW HYDROMETALLURGICAL TREATMENT OF LATERITIC PARTICULARLY PUERTO RICO NI ORES,AT TUCZON, ARIZONA REC 030 COL 14/A PAVED ROAD, CARRETARA SANATORIO, RUNS THROU LENGTH OF DEPOSIT

Reporter information

Type Date Name Affiliation Comment
Reporter 28-FEB-84 Brocoum, A. U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.