GMRAP ID | 540 |
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Alternate names | Nong River, Star Mountains Nong River |
Tract name | Eastern Medial New Guinea Magmatic Belt, sub-tract a (009pCu7203a) |
Site status | deposit |
Country | Papua New Guinea |
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State or province | Western |
Geographic location | 141.216667, -5.016667 |
Geologic map unit | 141.216667, -5.016667 |
Nearby data |
Deposit type | Porphyry copper |
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Age determination method | Geologic inference |
Age range | Pliocene |
Age reference | Singer and others (2008) |
Minerals | actinolite, biotite, bornite, calcite, chalcopyrite, chlorite, clay minerals, covellite, epidote, galena, garnet, magnetite, pyrite, pyrrhotite, sericite, zeolite |
Associated rocks | breccia, diorite, diorite porphyry, monzonite, quartz diorite, quartz diorite porphyry, quartz monzodiorite porphyry, skarn, andesite, andesite porphyry, agglomerate, limestone, quartzite, sandstone, siltstone |
Tectonic setting | postconvergence |
Stratigraphic age | Pliocene |
Development status | Prospect |
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Major commodities | Cu |
Tonnage (Mt) | 60Mt |
Cu grade (%) | 0.5% |
Contained copper | 300,000t |
Gold-Moly ratio | -9999 |
Comments | Small porphyry copper deposit about 25 km to the north of Ok Tedi along a NE-trending structural corridor. Past exploration. |
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Study area name | Southeast Asia and Melanesia |
References | Arnold and Griffin (1978); Page (1975); Singer and others (2008) |
Site reference | Hammarstrom and others (2013) |