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U-Pb isotopic dating of zircon and geochemical characteristics of Zhushanxia pluton,northern Guangdong
Author(s): 
Pages: 264-270
Year: Issue:  5
Journal: Uranium Geology

Keyword:  SHRIMP U-Pb年龄地球化学铀矿床竹山下岩体;
Abstract: 竹山下岩体锆石SHRIMP U-Pb年龄为161.0±3.0 Ma,属燕山早期岩浆活动产物.该岩体的主要元素显示富硅(SiO2=76.05%~79.16%)、富碱(K2O+Na2O=7.77%~8.40%)、强过铝质(A/CNK=1.08~1.26)和低CaO/Na2O值(0.04~0.06)等特征.微量元素富集大离子元素而亏损Ba,Sr,Ce和Ti;LREE轻微亏损(LREE/HREE=0.82...
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