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Zijinshan

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Porphyry copper deposit in Fujian, China

Names and other identifiers

GMRAP ID 468
Alternate names Chin Shan
Tract name Coastal Pacific (142pCu8704)
Site status deposit

Geographic location

Country China
State or province Fujian
Geographic location 116.401000976, 25.180099487
Geologic map unit 116.401000976, 25.180099487
Nearby data
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Geologic information

Deposit type Porphyry copper
Age (Ma) 105Ma
Age determination method Rb-Sr
Age range 105 ±10 Ma
Age reference So and others (1998)
Minerals bornite, chalcopyrite, covellite, digenite, enargite, galena, gold, molybdenite, pyrite, sphalerite, tetrahedrite
Associated rocks dacite porphyry, trachydacite porphyry, dacite tuff, adamellite, granite, granodiorite, rhyolite, granodiorite porphyry
Tectonic setting postconvergence
Stratigraphic age Cretaceous

Commodity and development information

Development status Producer
Major commodities Cu, Au
Minor commodities Ag
Tonnage (Mt) 356Mt
Cu grade (%) 0.49%
Au grade (g/t) 0.14g/t
Ag grade (g/t) 6g/t
Contained copper 1,740,000t
Gold-Moly ratio -9999

Reference information

Comments Abundant alunite; sometimes called high-sulfidation epithermal deposit. Mining.
Study area name East Asia Mesozoic
References Metal Mining Agency of Japan (1998); So and others (1998); Zhang and others (1994); Zhou (1999); Porter GeoConsultancy (2004b); Singer and others (2008)
Site reference Ludington, Mihalasky, and others (2012)
Metal Mining Agency of Japan, 1998, Mineral Resources Map of Asia: Metal Mining Agency of Japan (MMAJ), 43 p., 1 sheet, scale 1:10,000,000.
Porter GeoConsultancy, 2004b, Zijinshan, Zhongliao, Bitian, Wuzichilong, Longjiangting: Porter GeoConsultancy database, accessed April 3, 2013, at http://www.portergeo.com.au/database/mineinfo.asp?mineid=mn622.Singer, D.A., Berger, V.I., and Moring, B.C., 2008, Porphyry copper deposits of the world—Database and grade and tonnage models, 2008: U.S. Geological Survey Open-File Report 2008-1155, [45] p. and digital data, accessed December 31, 2013, at http://pubs.usgs.gov/of/2008/1155/.So, Chil-Sup; Zhang, De-Quan; Yun, Seong-Taek; and Li, Da-Xing, 1998, Alteration-mineralization zoning and fluid inclusions of the high sulfidation epithermal Cu-Au mineraliztion at Zijinshan, Fujian Province, China: Economic Geology, v. 93, no. 7, p. 961–980. (Also available at http://dx.doi.org/10.2113/gsecongeo.93.7.961.)Zhang Dequan, Li Daxing, Zhao Yiming, Chan Jinghe, Li Zilin, and Zhang Keyao, 1991 [1994], The Zijinshan deposit—The first example of quartz-alunite type epithermal deposit in the continent of China: Geological Review, no. 6, and Resource Geology (Japan), v. 44, p. 93–99. [In Chinese, English abstract.] (Abstract also available at http://en.cnki.com.cn/Article_en/CJFDTotal-DZLP199106000.htm.)
Zhou, T., 1999, Tectonics and gold mineralization in East China, in Weber, Graeme, ed., PACRIM ‘99 Congress—International Congress on Earth Science, Exploration and Mining around the Pacific Rim, Bali, Indonesia, October 10–13, 1999, Proceedings: Carlton, Australia, Australasian Institute of Mining and Metallurgy Publication Series no. 4/99, p. 341–345.