Xiaosigou

Porphyry copper (Cu-Mo) deposit in Hebei, China

Names and other identifiers

GMRAP ID 1018
Tract name Manchuride (142pCu8509)
Site status deposit

Geographic location

Country China
State or province Hebei
Geographic location 118.600997925, 41.049999237
Geologic map unit 118.600997925, 41.049999237
Nearby data

Geologic information

Deposit type Porphyry copper
Deposit subtype Cu-Mo
Age (Ma) 122.83Ma
Age determination method K-Ar
Age range 122.83 ±2.46 Ma
Age reference Dai and others (2010)
Minerals chalcopyrite, molybdenite
Associated rocks rhyolite porphyry, quartz monzonite, tonalite, monzogranite
Tectonic setting postconvergence
Stratigraphic age Early Cretaceous

Commodity and development information

Development status Producer
Major commodities Cu, Mo
Minor commodities Au, Ag
Tonnage (Mt) 18Mt
Cu grade (%) 0.73%
Mo grade (%) 0.086%
Contained copper 131,000t
Gold-Moly ratio -9999

Reference information

Comments Underground mine built in 1970; may be primarily a skarn deposit. Mining.
Study area name East Asia Mesozoic
References China Geological Survey (2002); Yan and others (2007); Wang and others (2003); Dai and others (2010); Mao and others (2003)
Site reference Ludington, Mihalasky, and others (2012)
China Geological Survey, 2002, Research progress of porphyry copper deposits in China and abroad: China Geological Survey internal report, p. 1–277. [In Chinese.]
Dai Xueling, Peng Shenglin, and Hu Xiangzhao, 2010, Adakite in Xiaosigou porphyry copper-molybdenum deposit, Hebei Province—Age, geochemical characteristics and geological implications: Mineral Deposits, v. 29, p. 517–528. [in Chinese, English abstract.] (Abstract also available at http://en.cnki.com.cn/Article_en/CJFDTOTAL-KCDZ201003012.htm.)Mao Jingwen, Wang Yitian, Zhang Zuoheng, Yu Jinjie, and Niu Baogui, 2003, Geodynamic settings of Mesozoic large-scale mineralization in North China and adjacent areas—Implications from the highly precise and accurate ages of metal deposits: Science in China (Series D), v. 46, p. 838–849. (Also available at http://earth.scichina.com:8080/sciDe/fileup/PDF/03yd0838.pdf.)Wang Baode, Niu Shuyin, Sun Aiqun, and Li Hongyang, 2003, Isotopic characteristics of Mesozoic Au-Ag polymetallic ore deposits in northern Hebei and their ore-forming materials source: Chinese Journal of Geochemistry, v. 22, p. 203–214. (Also available at http://dx.doi.org/10.1007/BF02842864.)Yan Guangsheng, Qiu Ruizhao, Lian Changyun, Nokleberg, W.J., Cao Li, Chen Xiufa, Mao Jingwen, Xiao Keyan, Li Jinyi, Xiao Qinghui, Zhou Su, Wang Mingyan, Liu Dawen, Yuan Chunhua, Han Jiuxi, Wang Liangliang, Chen Zhen, Chen Yuming, Xie Guiqing, and Ding Jianhua, 2007, Quantitative assessment of the resource potential of porphyry copper systems in China: Earth Science Frontiers, v. 14, p. 27–41. (Also available at http://dx.doi.org/10.1016/S1872-5791(07)60034-7.)