Petrogenesis of the Guangtoushan granitoid suite, central China: Implications for Early Mesozoic geodynamic evolution of the Qinling Orogenic Belt
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- 作者：Zhengbin Denga ; Shuwen Liua ; swliu@pku.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Wanyi Zhangb ; Fangyang Hua ; Qiugen Lia
- 关键词：South Qinling Tectonic Belt ; Guangtoushan granitoid suite ; Zircon U&ndash ; Pb&ndash ; Hf isotopes ; Petrogenesis ; Geodynamic evolution
- 刊名：Gondwana Research
- 出版年：2016
- 出版时间：February 2016
- 年：2016
- 卷：30
- 期：Complete
- 页码：112-131
- 全文大小：5990 K
文摘
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Magmas were formed by interaction of multiple sources during ca. 230–215 Ma.
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Eastern and western segments of South Qinling Belt have similar crustal basements.
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Slab break-off took place after ca. 223–218 Ma closure of Mianlue Ocean.