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Guanajibo

Prospect in Puerto Rico, United States with commodities Cobalt, Nickel
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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 10255248
MRDS ID W701052
MAS/MILS ID 0729990005
Record type Site
Current site name Guanajibo
Related records 10085461

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -66.99947, 18.25066 (WGS84)
Elevation 27

Site location context

Political divisions (FIPS codes)

Las Marías Municipio(county)

Puerto Rico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Sebastian(quadrangle 1:24,000 scale)

Puerto Rico C(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 State
United States Puerto Rico

Commodities

Commodity Importance
Cobalt Critical Tertiary
Nickel Critical Primary

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) -66.99947, 18.25066
ListMap

Economic information

Ore body information

  • Thickness 8.8M
    Length 1067M
    Width 305M
    Area 40HA
    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
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 0
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 40
    Date of Last Modification 820817

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Deposit size Large
Significant Yes
Mining method Strip-Hillside
Milling method Hydrometallurgy Unspecified

Mineral rights holdings

Type of mineral rights Other
Type of mineral rights Minerals Only

Land status

Ownership category Private

Ownership information

  • Type Owner-Operator
    Owner Puerto Rican Government
    Interest 100
    Home office Puerto Rico
    Year 1979

Comments on the reserve resource information

  • UNSURE WHETHER TONNAGE IS WET OR DRY.
  • BASED ON BUREAU OF MINES AND UOP STUDY

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, 19 , 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 8M AND 46M REC 040 COL 46/SOIL IS LATERITIC REC 040 COL 70/MAP SCALE IS 1:20,000 REC 060/DEPOSIT CONSISTS OF LATERITE AND WEATHERED SERPENTIN REC 080 FIELD 26-34/WEATHERING OF PERIDOTITE CONTROLLED BY E REC 040 COL 45/ CROP IS SUGARCANE 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 MATRIX 6/ COLUMN 1 FROM IC 8469, 1970, COL 2 SOFT SERPENTINE ENRICHED ZONE, COL 4 OVERBURDEN, ALL FROM RI 5532, 1959 MATRIX 1/ CUMULATIVE FROM RI 5532 INFERRED RESOURCES OF OVER ENRICHED ZONE, AND SOFT SERPENTINE, AGREES WITH COL 1, MATRI REC 011/ RESERVES ARE FOR DEPOSIT 1, DEPOSIT 2 IS 1,200 BY 7 DEP 2 LATERITE-15 FT AND SERPENTINE-8 FT, ENRICHMENT NOT 0.6

Reporter information

Type Date Name Affiliation Comment
Reporter 02-MAR-1995 Brocoum, A. U.S. Bureau of Mines

Beyond USGS

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

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