Melt source and evolution of I-type granitoids in the SE Tibetan Plateau: Late Cretaceous magmatism and mineralization driven by collision-induced transtensional tectonics
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- 作者：Li-Qiang Yanga ; lqyang@cugb.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Jun Denga ; Yildirim Dileka ; b ; Jian-Yin Menga ; c ; Xue Gaoa ; M. Santosha ; d ; Da Wange ; Han Yana
- 关键词：U&ndash ; Pb zircon dating ; Sr&ndash ; Nd&ndash ; Pb&ndash ; Hf isotope ; Late Cretaceous Hongshan intrusions ; Transtensional tectonics ; Yidun Arc (SE Tibet)
- 刊名：Lithos
- 出版年：2016
- 出版时间：15 February 2016
- 年：2016
- 卷：245
- 期：Complete
- 页码：258-273
- 全文大小：2865 K
文摘
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Hongshan Monzogranite plutons in the Yidun Terrane dated at 79-76 Ma.
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Hongshan plutons representing I-type, metaluminous granites.
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Parental magmas resulted from partial melting of a combined juvenile and ancient mafic lower crust.
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Late Cretaceous intra-plate magmatism driven by transtensional tectonics.