fault block

noun

, Geology.

1. a mass of rock bounded on at least two opposite sides by faults.

Word History and Origins

Origin of fault block¹

First recorded in 1895–1900

Example Sentences

Sutton Mountain is a long, 29,000-acre fault block that rises just above the Painted Hills, a popular tourist destination in the John Day Fossil Beds National Monument.

From Washington Times

Then the foreman of a ranch near Steens Mountain came across his two-wheel-drive 1999 Toyota Tacoma, hanging off an embankment along a rarely used road passing through Stonehouse Canyon on the east flank of the massive, fault block mountain.

From Seattle Times

Then the foreman of a ranch near Steens Mountain came across his two-wheel-drive 1999 Toyota Tacoma, hanging off an embankment along a rarely used road passing through Stonehouse Canyon on the east flank of the massive, fault block mountain.

From Washington Times