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汤加北部的两个地幔羽状体对岛弧熔岩形成的贡献证据Ｉ．Ｗｅｎｄｔ等西南太平洋的汤加—克马德克岛弧是一长３０００ｋｍ的活火山链。火山作用与以５～２０ｃｍ／ａ的速率俯冲到印澳板块下的向西的太平洋板块有关。正在向汤加岛弧俯冲的、相当于海沟和无震海脊交叉部分的...
Contribution of two mantle plumes to island arc lava formation in northern Tonga. Wendt and other southwestern Pacific Tonga - Kemadike arc is a 3000km long volcano chain. The volcanism has something to do with the westward Pacific plate subducting beneath the Indian-Australian Plate at a rate of 5-20 cm / a. Subducting Tonga Island arc, equivalent to the intersection of trench and seismic-free sea ...