Transform fault

By California Volcano Observatory March 2025 (approx.)

A 3D block diagram showing a cross-section of geologic layers being split by a fault. The block on the right side of the diagram is moving away from the viewer past the block on the left, splitting a surface stream.

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Detailed Description

Block diagram of a lateral (strike-slip) fault, where two blocks are moving sideways past each other without vertical motion.

Sources/Usage

Public Domain.

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