| 木兰山低温高压微变质体中SiO_2非晶相的特征和意义 |
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| 引用本文： | 赵文俞,刘嵘,王勤燕,宋京红,赵文俞,张清杰. 木兰山低温高压微变质体中SiO_2非晶相的特征和意义[J]. 岩石学报, 2001, 0(4) |
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| 作者姓名： | 赵文俞 刘嵘 王勤燕 宋京红 赵文俞 张清杰 |
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| 作者单位： | 武汉理工大学材料研究与测试中心 武汉430070(赵文俞，王勤燕，宋京红)，中国地质大学地球科学学院 武汉430074(刘嵘)，武汉理工大学材料复合新技术国家重点实验室 武汉430070(赵文俞)，武汉理工大学材料复合新技术国家重点实验室 武汉430070(张清杰) |
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| 基金项目： | 国家自然科学基金资助项目(批准号:49802004) |
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| 摘 要： | 木兰山低温高压变质岩中的石英脉及其围岩的矿物组成、变质结构和界面特征的光学显微镜和电子探针研究表明,该石英脉为同构造重结晶脉,经历过低温高压变质作用,其变质温度压力条件与围岩矿物的形成条件相同。透射电镜亚微米纳米尺度分析表明,该石英脉中存在一种已部分转变成α-石英纳米晶的SiO2非晶相,且观察到类似于柯石英假象的胀裂现象。并认为SiO2非晶相的形成及其变化特征可能是大别山高压超高压变质带南缘蓝片岩的一次俯冲和快速折返过程的超显微证据。
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| 关 键 词： | 低温高压微变质体 SiO2非晶相 α-石英微晶化 减压膨胀 |
Feature and significance of amorphous SiO_2 in the low-temperature and high-pressure micro-metamorphic body from Mulanshan, Hubei province. |
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| Zhao Wenyu,Liu Rong,Wang Qinyan,Song Jinghong and Zhang Qingjie Center of Material Research and Analysis,Wuhan University of Technology,Wuhan ,China State Key Lab of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology,Wuhan ,China Faculty of Earth Sciences,China University of Geosciences,Wuhan ,China. Feature and significance of amorphous SiO_2 in the low-temperature and high-pressure micro-metamorphic body from Mulanshan, Hubei province.[J]. Acta Petrologica Sinica, 2001, 0(4) |
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| Authors: | Zhao Wenyu Liu Rong Wang Qinyan Song Jinghong Zhang Qingjie Center of Material Research Analysis Wuhan University of Technology Wuhan China State Key Lab of Advanced Technology for Materials Synthesis Processing Wuhan University of Technology Wuhan China Faculty of Earth Sciences China University of Geosciences Wuhan China |
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| Affiliation: | Zhao Wenyu,Liu Rong,Wang Qinyan,Song Jinghong and Zhang Qingjie1 Center of Material Research and Analysis,Wuhan University of Technology,Wuhan 430070,China2 State Key Lab of Advanced Technology for Materials Synthesis and Processing,Wuhan University of Technology,Wuhan 430070,China3 Faculty of Earth Sciences,China University of Geosciences,Wuhan 430074,China |
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