St. Anthony

Porphyry copper prospect in Benguet, Philippines

Names and other identifiers

GMRAP ID 490
Alternate names San Antonio–Philex, Tabbac
Tract name Luzon Arc (Central Cordillera segment) (142pCu7301b)
Site status prospect

Geographic location

Country Philippines
State or province Benguet
Geographic location 120.700833333, 16.75
Geologic map unit 120.700833333, 16.75
Nearby data

Geologic information

Deposit type Porphyry copper
Minerals anhydrite/gypsum, actinolite, azurite, bornite, biotite, chalcopyrite, chlorite, chrysocolla, clay minerals, copper, cuprite, epidote, hematite, magnetite, malachite, molybdenite, pyrite, sericite
Associated rocks andesite porphyry, diorite porphyry, andesite
Tectonic setting island arc

Commodity and development information

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

Reference information

Comments Historical resources based on drilling (68 holes), but no 43-101-compliant resources numbers exist: 101.45 Mt at 0.32% Cu, 0.4 g/t Au, 0.94 g/t Ag at 0.15% Cu cutoff for mixed sulfide and oxide ore (Motton, 2009). Singer and others (2008) listed resources for San Antonio-Philex as 170 Mt at 0.4% Cu, 0.1% Mo, 1.2 g/t Ag, and 0.7 g/t Au; exploration 1968–1981; 17 t oxidized ore at 0.52% Cu. Exposed.
Study area name East and Southeast Asia
References Jacinto (1975); Sillitoe and Gappe (1984); Motton (2009); Solfotara Mining Corp. (2012); Singer and others (2008)
Site reference Hammarstrom and others (2014)