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 19681981; 17 t oxidized ore at 0.52% Cu. Exposed.
Study area name
East and Southeast Asia
Jacinto (1975); Sillitoe and Gappe (1984); Motton (2009); Solfotara Mining Corp. (2012); Singer and others (2008)
Hammarstrom and others (2014)
Jacinto, R.P., 1975, Exploration of the low-grade copper deposit at Tabbac, Kibungan, Benguet Province, Philippines: Geological Society of the Philippines Journal, v. 29, no. 2, p. 14.
Sillitoe, R.H., and Gappe, I.M., Jr., 1984, Philippine porphyry copper depositsGeologic setting and characteristics: Committee for Co-ordination of Joint Prospecting for Mineral Resources in Asian Offshore Areas (CCOP), CCOP Technical Publication 14, 89 p.