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峨眉山大火成岩省下方超厚地壳的地震学证据
刘震; 田小波; 陈赟; 徐涛; 白志明; 梁晓峰; 徐义刚
Source Publication2017中国地球科学联合学术年会论文集(四)——专题8:俯冲带结构与过程、专题9:西太平洋板块俯冲与东亚壳幔演化
2017-10-15
Conference Date2017-10-15
Conference Place中国北京
Country中国
Indexed By其他
Language中文
Keyword峨眉山大火成岩省 深地震测深
Abstract二叠纪峨眉山大火成岩省是我国境内第一个获得国际学术界认可的大火成岩省。受长期侵蚀作用,峨眉山大火成岩省地表残留的玄武岩覆盖面积远小于典型的大火成岩省(例如西伯利亚暗色岩套和昂通爪哇高原),仅有大约0.25×10~6 km~2。前人基于沉积地层学、岩石地球化学等证据提出了峨眉山大火成岩省古地幔柱头熔融成因的模型。地幔柱活动产生的侵入和喷出物质的比例一般为1:1到
Document Type会议论文
Identifierhttp://ir.gig.ac.cn/handle/344008/35598
Collection同位素地球化学国家重点实验室_会议论文
Recommended Citation
GB/T 7714
刘震,田小波,陈赟,等. 峨眉山大火成岩省下方超厚地壳的地震学证据[C],2017.
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