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Porphyry copper prospect in Maluku Utara, Indonesia

Names and other identifiers

GMRAP ID 3513
Alternate names Masurang Group, Kaputusan Utara
Tract name Halmahera Arc, North Molucca Islands (142pCu7202)
Site status prospect

Geographic location

Country Indonesia
State or province Maluku Utara
Geographic location 127.405962, -0.469647
Geologic map unit 127.405962, -0.469647
Nearby data
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Geologic information

Deposit type Porphyry copper
Age determination method Geologic inference
Age range Miocene–Pliocene
Age reference geologic inference
Minerals bornite, chalcopyrite, pyrite, magnetite, hematite, covellite, chalcocite, malachite, chrysacolla, tenorite
Associated rocks tonalite
Tectonic setting island arc
Stratigraphic age Miocene–Pliocene

Commodity and development information

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

Reference information

Comments Inactive Cu-Au porphyry prospect associated with tonalite. Alteration: argillic, biotite, epidote, potassic, propylitic, phyllic.
Study area name Southeast Asia and Melanesia
References D.N. Sunuhadi (written commun., 2004)
Site reference Hammarstrom and others (2013)