| GMRAP ID | 540 |
|---|---|
| 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 |
|---|---|
| State or province | Western |
| Geographic location | 141.216667, -5.016667 |
| Geologic map unit | 141.216667, -5.016667 |
| Nearby data |
| Deposit type | Porphyry copper |
|---|---|
| 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 |
|---|---|
| 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. |
|---|---|
| Study area name | Southeast Asia and Melanesia |
| References | Arnold and Griffin (1978); Page (1975); Singer and others (2008) |
| Site reference | Hammarstrom and others (2013) |