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大别造山带变质岩的年代学格局
THE GEOCHRONOLOGICAL FRAMEWORK OF THE METAMORPHIC ROCKS IN THE DABIE OROGEN
【摘要】 大别造山带中广泛分布经历不同程度变质的变质岩,这些变质岩的形成时代、变质年龄的研究对反演大别造山带形成演化历史有重要意义。本文总结了大别造山带中不同构造带中变质岩的锆石U-Pb年龄结果,给出初步的变质岩的年代学格局。
【Abstract】 The metamorphic rocks undergoing different grade metamorphism extensively spread in the Dabie orogen.The protolith’s formation time and the time of metamorphism are very important for the studying of the evolution of the Dabie orogen.This paper summarizes the published zircon U- Pb ages for metamorphic rocks from the Dabie orogen and gives a preliminary geochronologic framework of the metamorphic rocks.
【关键词】 大别造山带;
变质岩;
锆石U-Pb年龄;
年代学;
【Key words】 the Dabie orogen; metamorphic rocks; zircon U- Pb ages; geochronology;
【Key words】 the Dabie orogen; metamorphic rocks; zircon U- Pb ages; geochronology;
- 【文献出处】 安徽地质 ,GEOLOGY OF ANHUI , 编辑部邮箱 ,2000年03期
- 【分类号】P597
- 【被引频次】1
- 【下载频次】101