Rockslide
A rockslide was a type of landslide characterized by falling rocks.

In 2267, Kirk and Spock were able to use two communicators to disrupt a weakness in a cliff face, causing a rockslide. They accomplished the feat by using sonic disruption to produce a sympathetic vibration on the weak area of the slide. ()

On Tau Cygna V, Gosheven's grandfather was surveying the route of an aqueduct on a mountain when he was killed in a rockslide. ()

On Lambda Paz, a moon of Pentarus III, Dirgo tried to shoot through a forcefield, but an energy sentry knocked him down and caused a rockslide, injuring Jean-Luc Picard. ()

The second William T. Riker explained to Jean-Luc Picard that he was doing some repairs under the station when an earthquake hit and he got caught in a rockslide. ()

B'Elanna Torres told Harry Kim a story about the first time she commanded an away mission, she led the mission into a cave and there was a rockslide and they were trapped there for three days. ()

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Geology