Geochronological framework and tectonic setting of the granitic magmatism in the Chaihe-Moguqi region, central Great Xing’an Range, China
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- 作者：Lu Shi ; Changqing Zheng ; zhengchangqing@jlu.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Wengui Yao ; Juan Li ; Fanghua Cui ; Feng Gao ; Yuan Gao ; Jiulei Xu ; Xiaomeng Han
- 关键词：Zircon U&ndash ; Pb Geochronology ; Granite ; Tectonic evolution ; Central Great Xing&rsquo ; an Range
- 刊名：Journal of Asian Earth Sciences
- 出版年：2015
- 出版时间：1 December 2015
- 年：2015
- 卷：113
- 期：part_P1
- 页码：443-453
- 全文大小：925 K
文摘
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Granitic magmatism in the Chaihe–Moguqi region occurred in eight stages: 399 ± 3 Ma, 366–358 Ma, 322–299 Ma, 295–282 Ma, 231–227 Ma, 179–172 Ma, 152–149 Ma and 137–120 Ma.
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The “Xinghuadukou Group” previously considered to be Precambrian in southern Zhalantun is actually composed of several temporally distinct granites.
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The collision between Xing’an and Songliao terranes started in the early Late Carboniferous and ended at the beginning of the Permian.