1. occurring or existing after a fault or fracture in rock
Usage: geology

1. a geological fault or fracture that formed after an earlier fault
Usage: geology

Examples

• The postfault deposits showed evidence of movement along the newly formed fracture.
• Geologists identified postfault mineral veins cutting through the older rock layers.
• The postfault displacement was measured at approximately two meters.
• Postfault erosion patterns helped date the timing of the tectonic event.
• The study examined both prefault and postfault rock formations in the region.