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Towards the center of the flow “neck” the
camera traversed back over some “platey” sheet lavas. It makes
sense that the center of a hot lava flow will be flowing faster than the
edges. The center of the flow is insulated on both sides by other hot lava,
while the edges get cooled quickly in contact with seawater. The cooled
edges of flow often form pillow lava, while the hot centers leave behind
sheet lava flows.
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