Ampucao

Porphyry copper prospect in Benguet, Philippines

Names and other identifiers

GMRAP ID 7033
Alternate names Acupan South, Acupan South Project
Tract name Luzon Arc (Central Cordillera segment) (142pCu7301b)
Site status prospect

Geographic location

Country Philippines
State or province Benguet
Geographic location 120.65376, 16.349655
Geologic map unit 120.65376, 16.349655
Nearby data

Geologic information

Deposit type Porphyry copper
Age (Ma) 0.5Ma
Age determination method unknown
Age range 0.5 Ma
Age reference unknown
Associated rocks dacite
Tectonic setting island arc
Stratigraphic age Pleistocene

Commodity and development information

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

Reference information

Comments Prospect associated with Miocene–Pliocene Ampucao dacite exploration drilling in southern part of the Acupan mine area (closed 1992) showed intercepts averaging 0.1–0.2% Cu, 0.9–1.0 g/t Au; associated with NW- and NE-trending splays of the Philippine Fault. Alteration styles present include K-silicate, SCC, and propylitic. Prospect is 10 km from nearest known porphyry (Santo Tomas II).
Study area name East and Southeast Asia
References Benguet Corp. (2010); Cooke and Bloom (1990)
Site reference Hammarstrom and others (2014)