Porphyry copper prospect in Sultan Kudarat, Philippines

Names and other identifiers

Tract name Cotabato Arc (142pCu7312)
Site status prospect

Geographic location

Country Philippines
State or province Sultan Kudarat
Geographic location 124.4, 6.566666667
Geologic map unit 124.4, 6.566666667
Nearby data

Geologic information

Deposit type Porphyry copper
Age determination method Geologic inference
Age range pre-mid-Miocene
Age reference Singer and others (2008)
Minerals alunite, chlorite, enargite, hematite, kaolinite, malachite, pyrophyllite, sericite, pyrite
Associated rocks breccia, dacite porphyry, basalt, andesite, graywacke, shale
Tectonic setting island arc
Stratigraphic age pre-mid-Miocene

Commodity and development information

Development status Prospect
Major commodities Cu
Gold-Moly ratio -9999

Reference information

Comments Prospect explored by Gold Fields Asia Ltd. in 1982. Maximum depth of oxidation <10 m.
Study area name East and Southeast Asia
References Almogela (1974); Sillitoe and Gappe (1984); Singer and others (2008)
Site reference Hammarstrom and others (2014)
Almogela, D.H., 1974, Geologic environment and economic possibilities of porphyry copper deposits in the Philippines: Geological Society of the Philippines Journal, v. 28, no. 3, p. 1–16.
Sillitoe, R.H., and Gappe, I.M., Jr., 1984, Philippine porphyry copper deposits—Geologic setting and characteristics: Committee for Co-ordination of Joint Prospecting for Mineral Resources in Asian Offshore Areas (CCOP), CCOP Technical Publication 14, 89 p.
Singer, D.A., Berger, V.I., and Moring, B.C., 2008, Porphyry copper deposits of the world—Database and grade and tonnage models, 2008: U.S. Geological Survey Open-File Report 2008-1155, [45] p. and digital data, accessed December 31, 2013, at