Liu Y S, Hu Z C, Zong K Q, Gao C G, Gao S, Xu J and Chen H H. 2010b. Reappraisement and refinement of zircon U-Pb isotope and trace element analyses by LA-ICP- MS. Chinese Science Bulletin, 55(15): 1535？1546.
[19]
Ludwig K R. 2001. Isoplot/Ex, rev. 2.49. A geochronological toolkit for Microsoft Excel. Berkeley Geochronology Center, Special Publication, (1a): 56.
[20]
Simon E J, Norman J P and William L G. 2004. The application of laser ablation-inductively coupled plasma. mass spectrometry to in.situ U-Pb zircon geochronology. Chemical Geology, 211: 47？69.
[21]
Zhou T H, Goldfarb R J and Phillips G N. 2002. Tectonics and distribution of gold deposits in China-an overview. Mineralium Deposita, 37: 249？282
Li X H, Li W X, Wang X C, Li Q L, Liu Y, Tang G Q, Gao Y Y and Wu F Y. 2010. SIMS U-Pb zircon geochronology of porphyry Cu-Au-(Mo) deposits in the Yangtze River Metallogenic Belt, eastern China: Magmatic response to early Cretaceous lithospheric extension. Lithos, 119: 427？438.
[28]
Liu Y S, Gao S, Hu Z C, Gao C G, Zong K Q and Wang D B. 2010a. Continental and oceanic crust recycling- induced melt-peridotite interactions in the Trans- North China Orogen: U-Pb dating, Hf isotopes and trace elements in zircons from mantle xenoliths. Journal of Petrology, 51(1？2): 537？571. doi: 10.1093/ petrology/egp082.
[29]
Wiedenbeck M, Alle P and Griffin W L. 1995. Three natural zircon standards for U-Th-Pb, Lu-Hf, trace element and REE analyses. Geostandards Newsletter, 19: 1？23.
