Baleno Copper Deposit

Prospect in Masbate, Philippines with commodities Copper, Gold, Silver
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. Mining district
  11. Land status
  12. Ownership information
  13. Reserves and resources
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10255861
MAS/MILS ID 5650190001
Record type Site
Current site name Baleno Copper Deposit

Geographic coordinates

Point of reference Trench
Geographic coordinates: 123.43255, 12.41709 (WGS84)
Elevation 100
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Masbate(province)

Philippines(country)

Asia(continent)

Land(continent)

Federal lands

Federal(land status)

Geographic areas

Country State
Philippines Masbate

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary
Silver Tertiary

Materials information

Materials Type of material
Azurite Unknown
Bornite Unknown
Chalcanthite Unknown
Chalcocite Unknown
Chalcopyrite Unknown
Limonite Unknown
Malachite Unknown
Molybdenite Unknown
Pyrite Unknown
Pyrrhotite Unknown

Nearby scientific data

Trench (1) 123.43255, 12.41709

Economic information

Ore body information

  • Strike S60E
    Dip 46S
    Length 60M
    Width 1M
    Depth to top 4.8M
    Field Value
    Type of Orebody #1 FISSURE VEIN
    Shape of Orebody #1 OTHER
    Type of Orebody #2 SHEAR ZONE
    Shape of Orebody #2 LENTICULAR
    Type of Orebody #3 DISSEMINATED
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control FRACTURING
    Secondary Ore Control LITHOLOGY
    Degree of Wallrock Alter. MODERATE
    Type of Wallrock Alter. #1 SERICITIC
    Type of Wallrock Alter. #2 PROPYLITIC
    Type of Wallrock Alter. #3 POTASSIC
    Strike And Dip S60E:46S
    Minimum Depth to Top 1.5
    Date of Last Modification 780213

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1934
Year of first production 1934

Mining district

District name Masbate

Land status

Ownership category Federal

Ownership information

  • Type Owner-Operator
    Owner Baleno Copper Mines Co.
    Home office Philippines
    Year 1976

Reserves and resources

  • Type In-situ
    Estimate year 1955
    Measured 5000mt ore
    Indicated 20000mt ore
    Demonstrated 25000mt ore
    Total resources 25000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 10 wt-pct Copper Trace 1955
  • Type In-situ
    Estimate year 1955
    Indicated 20000mt ore
    Demonstrated 20000mt ore
    Total resources 20000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 0.18 g/mt Gold Trace 1955
    Gold Au 84.7 g/mt Gold Trace 1955
    Copper Cu 10.5 wt-pct Copper Trace 1955

Reference information

Bibliographic references

  • Deposit

    WRIGHT, W.S. ETAL, 1955, COPPER DEPOSITS OF THE BALENO COPPE

  • Deposit

    ; IN MINERAL RESOURCES OF THE PHILIPPINES, PHIL. BUREAU OF MINES

  • Deposit

    IRC #19. CRUZ,D.P.,ETAL, 1952, REPORT ON THE BALENO COPPER M

  • Deposit

    LENO,MASBATE; IN COPPER DEPOSITS OF THE PHILIPPES, PHIL. BUR

  • Deposit

    ES OF CHINA, G.S.A., MICROFORC. #16. UN-ECAFE/MRC 12 ANNEX H

  • Deposit

    1953. ESCAFE #27, 1965.

General comments

Subject category Comment text
Deposit MASBATE 45K TONS CU AVE 13.09% TO64.18% REPORTED FOUND IN 19 Y A SMALL PORTION OF POTENTIAL MINERALIZATION HAS BEEN EXPLO WORKINGS AND ONE SHORT ADIT. PITSFROM 1.5M-8M DEEP AVE 10.5% 18 G/T AU , 84.7G/T AG. EST. RES. = 18,100 MT. THREE OREBOD D OCCUR IN FRACTURES AS FISSURE VEINS; THE OTHER AS A BORNI EGNATE ZONE W/QTZ-DIORITE AS SURROUNDING CNTRY RX. 6.5 KM OF RE NEEDED TO REACH THE MINE.

Reporter information

Type Date Name Affiliation Comment
Reporter 27-FEB-84 Curtis, J.L. U.S. Bureau of Mines

Beyond USGS

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