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Ice-marginal lava flow : ウィキペディア英語版 | Ice-marginal lava flow
An ice-marginal lava flow is a lava flow that has impounded against a glacier, ice sheet, ice field or any other body of glacial ice. They commonly display steep lava cliffs from their interaction with glacial ice and can have thicknesses of . Columnar joints with unique patterns can form by rapid cooling of the lava. Ice-marginal lava flows are products of glaciovolcanism. ==References==
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Ice-marginal lava flow」の詳細全文を読む
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