Matat, Porphyry copper prospect

Matat

Porphyry copper prospect in Maluku Utara, Indonesia

Names and other identifiers

GMRAP ID	3511
Alternate names	Ngoali, Bora Group
Tract name	Halmahera Arc, North Molucca Islands (142pCu7202)
Site status	prospect

Geographic location

Country	Indonesia
State or province	Maluku Utara
Geographic location	127.69, 1.188 (click for info)
Geologic map unit	127.69, 1.188
Nearby data	List Map

Geologic information

Deposit type	Porphyry copper
Age determination method	Geologic inference
Age range	Pliocene
Age reference	Gemmell (2007)
Associated rocks	volcanic rocks
Tectonic setting	island arc
Stratigraphic age	Pliocene

Commodity and development information

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

Reference information

Comments	Gosowong area. Porphyry stock within argillically-altered Miocene volcanics about 2 km due north of the Gosowong vein (reportedly subeconomic). Matat porphyry is located about 6 km NE of the Bora-Tobobo area; Ngoali is about 3 km NW of Matat.
Study area name	Southeast Asia and Melanesia
References	Gemmell (2007)
Site reference	Hammarstrom and others (2013)

Gemmell, J.B., 2007, Hydrothermal alteration associated with the Gosowong epithermal Au-Ag deposit, Halmahera, IndonesiaMineralogy, geochemistry, and exploration implications: Economic Geology v. 102, p. 893922. (Also available at http://dx.doi.org/10.2113/gsecongeo.102.5.893.)