Mankayan Mine

Past Producer in Benguet, 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. Alteration
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Economic information about the deposit and operations
  12. Reserves and resources
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10069596
MRDS ID W007200
Record type Site
Current site name Mankayan Mine
Alternate or previous names Lepanto

Geographic coordinates

Geographic coordinates: 120.78263, 16.88329 (WGS84)

Site location context

Political divisions (FIPS codes)

Benguet(province)

Philippines(country)

Asia(continent)

Land(continent)

Geographic areas

Country State
Philippines Benguet

Commodities

Commodity Importance
Copper Primary
Gold Primary
Silver Primary

Materials information

Materials Type of material
Calaverite Ore
Chalcocite Ore
Chalcopyrite Ore
Enargite Ore
Hessite Ore
Krennerite Ore
Pyrite Ore
Sphalerite Ore
Tennantite Ore
Alunite Gangue
Barite Gangue
Kaolin Gangue
Quartz Gangue

Alteration

  • (Local) Silicic, Argillic, Chloritic

Mineral occurrence model information

Model code 83
USGS model code 22a
Deposit model name Volcanic-hosted Cu-As-Sb

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Bagon Intrusive
    Rock description Bagon Intrusive
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock
    Rock unit name Lepanto Metavolcanics
    Rock description Lepanto Metavolcanics
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) 120.78263, 16.88329

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Medium
Significant No

Reserves and resources

  • Type In-situ
    Estimate year 1981
    Total resources 5687000000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2.42 wt-pct Copper Major 1981
    Gold Au 3.365 g/mt Gold Major 1981

Reference information

Bibliographic references

  • Deposit

    PHILIPPINE BUREAU OF MINES AND GEO-SCIENCES, 1986, GEOLOGY AND MINERAL RESOURCES OF THE PHILIPPINES, VOLUME 2: MINERAL RESOURCES: MANILA, PHILIPPINES, PHILIPPINE BUREAU OF MINES AND GEO-SCIENCES, 446 P

General comments

Subject category Comment text
Deposit MAIN ORE ZONE EXTENDS APPROXIMATELY 2 KM.
Deposit OPERATIONS WERE SUSPENDED IN 1986. THE MINES IN THIS AREA WERE WORKED IN THE 14TH CENTURY BY THE CHINESE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-SEP-1974 Wittekindt U.S. Geological Survey
Updater 01-FEB-1988 Orris, Greta J. U.S. Geological Survey

Beyond USGS

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