首页|蒙古国戈壁阿尔泰地区Togrog花岗杂岩体LA-ICP-MS锆石U-Pb年龄报道

蒙古国戈壁阿尔泰地区Togrog花岗杂岩体LA-ICP-MS锆石U-Pb年龄报道

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蒙古戈壁阿尔泰地区Togrog花岗杂岩体主要由花岗闪长岩和二长花岗岩组成.本文报道了Togrog花岗杂岩LA-ICP-MS锆石U-Pb年龄为315.2~300.5 Ma,属于晚石炭世,形成于板块碰撞后伸展环境,反映了南戈壁-阿尔泰构造带华力西期典型的中-酸性岩浆活动特征.
LA-ICP-MS Zircon U-Pb dating of Togrog granite complex in Gobi-Altay area,Mongolia
The Togrog granite complex in Gobi-Altay area of Mongolia is mainly composed of granodiorite and diorite.This paper reports that the zircon LA-ICP-MS U-Pb ages of the Togrog granite complex range from 315.2 Ma to 300.5 Ma,belonging to the Late Carboniferous period.The Togrog granite complex is formed in an extensional environment after plate collision,displaying typical characteristics of intermediate acidic magma during the Variscan movement in Gobi-Altay area,Mongolia.

MongoliaGobi-Altay areagranite complexZircon U-Pb dating

付超、冯启伟、李俊建、党智财、唐文龙、Orolmaa Demberel

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山东省第一地质矿产勘查院,济南 250014

中国地质调查局天津地质调查中心(华北地质科技创新中心),天津 300170

蒙古科学院地质研究所,乌兰巴托 999097

蒙古国 戈壁阿尔泰 花岗杂岩体 锆石U-Pb年龄

国家重点研发计划山东省第一地质矿产勘查院开放基金

2022YFE01199002021DW03

2024

华北地质
天津地质矿产研究所

华北地质

影响因子:0.61
ISSN:1672-4135
年,卷(期):2024.47(1)
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