Kinematics of the Campanian-Maastrichtian island arcs in northeastern Asia in light of drilling results on the Emperor Seamounts

被引:0
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作者
Shapiro, MN [1 ]
机构
[1] Russian Acad Sci, Inst Phys Earth, Moscow 123995, Russia
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中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
The southward drift of the Hawaiian hotspot established by drilling on the Emperor Seamounts was not significant enough to suggest that the northern Emperor Seamounts and the Cretaceous island-arc sequences in the Olyutor-Kamchatka region were located at similar paleomagnetic latitudes. Furthermore, the obvious differences in the Late Cretaceous sedimentation on the Emperor Seamounts and in Kamchatka paleoarcs are caused not only by differences in their paleolatitudes. Therefore, the drilling results provide no serious grounds to revise the concept of substantial northern drift of the Cretaceous island arcs.
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页码:408 / 415
页数:8
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