GMRAP ID | 1010 |
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Tract name | East Qinling (142pCu8705) |
Site status | deposit |
Country | China |
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State or province | Shaanxi |
Geographic location | 109.95400238, 34.332298279 |
Geologic map unit | 109.95400238, 34.332298279 |
Nearby data |
Deposit type | Porphyry molybdenum-copper |
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Deposit subtype | Cu-Mo |
Age (Ma) | 138.4Ma |
Age determination method | Re-Os |
Age range | 138.4 ±0.5 Ma |
Age reference | Stein and others (1997) |
Minerals | chalcopyrite, molybdenite, sphalerite, scheelite |
Associated rocks | granite, quartz monzonite, granodiorite |
Tectonic setting | postconvergence |
Stratigraphic age | Early Cretaceous |
Development status | Producer |
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Major commodities | Mo, Cu |
Tonnage (Mt) | 1,400Mt |
Cu grade (%) | 0.028% |
Mo grade (%) | 0.091% |
Contained copper | 390,000t |
Gold-Moly ratio | -9999 |
Comments | Deposit is extremely difficult to classify - has characteristics of both porphyry Cu, Climax Mo, and calc-alkaline Mo porphyry. Cu grade from Yan and others (2007); they give Cu resource of 221 kt. Mining. |
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Study area name | East Asia Mesozoic |
References | Huang and others (1988); Zhu and others (2010); Carten and others (1993); Stein and others (1997); Yan and others (2007) |
Site reference | Ludington, Mihalasky, and others (2012) |