1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Siquijor Island

Past Producer in Philippines with commodity Manganese
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Alteration
  7. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10003923
MRDS ID AD00316
Record type Site
Current site name Siquijor Island

Geographic coordinates

Geographic coordinates: 123.56593, 9.18403 (WGS84)
Relative position ABOUT 650KM SOUTH EAST OF MANILA.

Site location context

Political divisions (FIPS codes)

Philippines(country)

Asia(continent)

Land(continent)

Geographic areas

Country
Philippines

Comments on the location information

  • LATITUDE-LONGITUDE VALUES FROM NIMA'S GEONAMES DATABASE ARE FOR SIQUIJOR ISLAND

Commodities

Commodity Importance
Manganese Critical Primary

Alteration

  • (Local) Oxidation

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic)
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Shale
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Pyroclastic Rock > Tuff

Nearby scientific data

(1) 123.56593, 9.18403
ListMap

Economic information

Ore body information

  • General form TABULAR, FINELY INTERSTRATIFIED WITH TUFFACEOUS SHALE

Controls for ore emplacement

  • At Contact Of Pyroclastic And Sedimentary Rocks

Economic information about the deposit and operations

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

Reference information

Bibliographic references

  • Deposit

    SOREM, R.K., 1956 GEOLOGY BY THREE MAJOR MANGANESE DISTRICTS OF THE PHILIPPINES PROCEDDINGS 8TH PACIFIC SCIENCE CONGRESS, 2-A/661-668.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1990 Pracejus, Bernard.M. Adelaide University

Beyond USGS

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

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