| 西秦岭地区元古界地层的发现及其地质意义 |
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| 引用本文： | 刘晓林.西秦岭地区元古界地层的发现及其地质意义[J].甘肃冶金,2010,32(6):80-82,109. |
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| 作者姓名： | 刘晓林 |
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| 作者单位： | 甘肃省地质调查院,甘肃兰州730000 |
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| 摘 要： | 在1:5万区域地质调查和科研成果的基础上,依据岩石组合,变形变质程度、形成年龄等,西秦岭北带吴家山岩群应为元古界地层,是西秦岭北带基底岩系,该认识对于研究西秦岭地区地壳的形成和演化具有重要意义。
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| 关 键 词： | 西秦岭 吴家山岩群 元古界地层 基底岩系 |
Discovery of Proterozpic Strate and Their Significance in West Qinling Area |
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| LIU Xiao-lin.Discovery of Proterozpic Strate and Their Significance in West Qinling Area[J].Gansu Metallurgy,2010,32(6):80-82,109. |
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| Authors: | LIU Xiao-lin |
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| Affiliation: | LIU Xiao-lin ( Gansu Institute of Geological Survey, Lanzhou 730000, China) |
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| Abstract: | On the basis that the results of 1：50000-scale regional geological and geological research, In accordance with rock compose, degree of metamorphism and deformation ,forming age etc, Wujiashan Rock Group of north area in West Qinling shall be Proterozoie strate, It is belong to base rock of north area in West Qinling. The opinion have a important significance in research the formation and evolution of crust in West Qinling area. |
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| Keywords: | west Qinling Wujiashan rock group proterozpic strate base rock |
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