Cabo Rojo

Occurrence in Puerto Rico, United States with commodities Copper, Gold
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Alteration
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10094911
MRDS ID GEM1112
Record type Site
Current site name Cabo Rojo
Alternate or previous names Vargas

Geographic coordinates

Geographic coordinates: -67.13281, 18.05067 (WGS84)
Relative position 1.5 MILES SW OF CABO ROJO

Site location context

Political divisions (FIPS codes)

Cabo Rojo Municipio(county)

Puerto Rico(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Puerto Real(quadrangle 1:24,000 scale)

Puerto Rico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern(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
Copper Primary
Gold Primary

Materials information

Materials Type of material
Malachite Ore
Calcite Gangue

Alteration

  • (Local) Silicification, Sericite

Analytical data

Result SOIL AND ROCK SAMPLES TO 300 PPM CU, 100 PPB AU

Nearby scientific data

(1) -67.13281, 18.05067

Economic information

Ore body information

  • General form LARGE AREA OF INTENSELY ALTERED ROCKS
    Length 3048M
    Width 3048M
    Depth to top 0M

Comments on the geologic information

  • STOCKWORK QUARTZ VEINING TO 100 PER METER

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1965
Discoverer Phelps Dodge

Mining district

District name San German

Ownership information

  • Type Owner
    Owner Cominco
    First year 1987

Comments on development

  • LIMITED MAPPING AND SAMPLING

Reference information

Bibliographic references

  • Deposit

    FLINT, D., 1965, FREEPROT EXPLORATION COMPANY PUERTO RICO COPPER EXPLORATION, MAY 29, 1964 THROUGH DEC. 4, 1974, FINAL REPORT: FREEPORT EXPLORATION CO. PRIVATE REPORT ON FILE AT THE DEPARTMENT OF NATURAL RESOUCES, PUERTO RICO

  • Deposit

    FREEPORT MAPPING

General comments

Subject category Comment text
Deposit SEVERAL AREAS OF ALTERATION ALIGN ALONG A N 45 W TREND
Deposit LITTLE EVIDENSE OF ECONOMIC MINERALIZATION. POTENTIAL IS EITHER A DEPTH FOR A HIDDEN PORHYRY COPPER DEPOSIT OR FOR PRICOUS METALS. NO DIRCTE INIDATORS ARE KNOWN. ; INFO.SRC : 2 UNPUB REPT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1990 Mckelvey, G.E. U.S. Geological Survey

Beyond USGS

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