Since Jurassic, the Magellan Seamounts had moved to the Northern Hemisphere from the Southern Hemisphere through the equator.
自侏罗纪以来麦哲伦海山由南半球跨越赤道迁移到北半球。
The substrate is mainly basalt and volcanic clastic rock, and then limestone and phosphorite in seamounts MA, MC, MD, ME, MF from Magellan seamounts.
麦哲伦海山区MA、MC、MD、ME、MF海山的结壳基岩类型主要有玄武岩、火山碎屑岩，其次为灰岩和磷块岩。
The substrate is mainly basalt and volcanic clastic rock, and then limestone and phosphorite in seamounts MA, MC, MD, ME, MF from Magellan seamounts.
麦哲伦海山区MA、MC、MD、ME、MF海山的结壳基岩类型主要有玄武岩、火山碎屑岩，其次为灰岩和磷块岩。
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