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Volcanoes


The Magnetic Thickness of a Recent Submarine Lava Flow

The Magnetic Thickness of a Recent Submarine Lava Flow

Submarine lava flows and their associated narrow feeder conduits known as dikes constitute the basic building blocks of the upper part of the ocean crust. We are only beginning to understand how lava erupts and forms on the seafloor by flooding topographic lows, flowing through channels or tubes, centralizing into volcanoes, or some combination of all of these.

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