900℃、500MPa斜长角闪岩性状的研究

被引:1
作者
顾芷娟
潘裕生
俞历
周勇
吴春明
陶京岭
宋长青
机构
[1] 中国地震局地质研究所!北京
[2] 中国科学院地质研究所!北京
关键词
斜长角闪岩; 高温高压实验;
D O I
暂无
中图分类号
P578.955 [角闪石族];
学科分类号
070901 ;
摘要
Under conditions of presseure that is similar to the depth at which crustal low velocity layer of the Qinghai Xizang plateau exists(20~30km),When heated to 900℃,plagio amphibolite shows plastic deformation and enters steady creep strain states in the light of high temperature and high pressure experiment results. Due to the plastic deformation,weakening and strength decline of rocks,and participation of water released from rocks,this zone becomes a weak interlayer in the crust.
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页码:380 / 382
页数:3
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