_:b1216592 . _:b1216592 . _:b1216592 . _:b1216592 "The raised fault block bounded by normal faults. The raised block is a portion of the Earth's crust that has remained stationary while the land has sunk on either side of it or has been crushed by a mountain range against it."^^ . _:b1216592 "Wikipedia:Horst_%28geology%29"^^ .