全球俯冲沉积物组分及其地质意义

赵仁杰, 鄢全树, 张海桃, 关义立, 葛振敏, 袁龙, 闫施帅

The Chemical Composition of Global Subducting Sediments and Its Geological Significance

Renjie Zhao, Quanshu Yan, Haitao Zhang, Yili Guan, Zhenmin Ge, Long Yuan, Shishuai Yan

图4 上地壳标准化的全球俯冲沉积物、增生边缘俯冲沉积物和非增生俯冲沉积物化学组分对比图 全球俯冲沉积物数据来自参考文献[33];上地壳组分数据来自参考文献[41]

Fig.4 The elemental composition of global subducting sediment, accretion margin subducting sediment and nonaccretion margin subducting sediment that are normalized to the average Upper Crustal Composition(UCC) The data of global subducting sediment from reference[33]; The data of upper crustal compositon from reference[41]