| 沙沟街地区原划秦岭群中解体出一套TTG岩系 |
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| 引用本文： | 崔建堂,计文化.沙沟街地区原划秦岭群中解体出一套TTG岩系[J].陕西地质,2000,18(1):14-21. |
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| 作者姓名： | 崔建堂 计文化 |
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| 作者单位： | 陕西省地勘局区研院,咸阳,712000 |
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| 摘 要： | 通过对沙沟街地区商丹构造带北部原划秦岭群进行 1∶ 5万区调填图 ,从前人划分的副变质片麻岩中解体出一套变质中酸性古侵入体 - TTG岩系。划分和圈定出 5个片麻岩体 ,归并为 2个片麻杂岩 ,建立了老安子沟片麻岩套 ,并从岩石、地球化学等方面综合进行了探讨。
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| 关 键 词： | 沙沟街地区 秦岭群 TTG岩系 片麻岩套 |
| 修稿时间： | 1999-10-26 |
A SUITE OF TTG ROCK SERIES HAS BEEN SEPARATED FROM THE QINLING GROUP CLASSIFIED BEFORE IN SHAGOUJIE AREA |
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| CUI Jian-tang,JI Wen-hua.A SUITE OF TTG ROCK SERIES HAS BEEN SEPARATED FROM THE QINLING GROUP CLASSIFIED BEFORE IN SHAGOUJIE AREA[J].Geology of Shaanxi,2000,18(1):14-21. |
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| Authors: | CUI Jian-tang JI Wen-hua |
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| Abstract: | Through the regional geology survey on the scale 1:50000 of Qinling group,classified before,northern part of Shangdan tectonic belt in Shagoujie area,the suite of TTG rock series,metamorphism intermediate acid intrusive rock body,has been separated from parametagneiss classified before Which has been divided into five gneiss rock bodies,include two gneiss complex rock bodies The gneiss suite of Laoanzigou is established,petrology,geochemistry and so on are studied comprehensivly |
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| Keywords: | Shagoujie area Qinling group TTG rock series gneiss suite |
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