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单词 Half graben
释义

Half graben

英语百科

Half-graben

The Newark Basin, an early Mesozoic half-graben
Rift extension.  Top: Full graben between two faults, each sloping towards center of rift. Bottom: half graben, more common
Block view of a rift formed of three segments, showing the location of the accommodation zones between them at changes in fault location or polarity (dip direction)
Lake-filled half-graben showing sedimentation dominantly from the 'hinge' margin

A half-graben is a geological structure bounded by a fault along one side of its boundaries, unlike a full graben where a depressed block of land is bordered by parallel faults.

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更新时间:2025/6/22 16:32:23