#geological_fault__fault__shift__fracture__break  (geology) a crack in the earth's crust resulting from the displacement of one side with respect to the other; "they built it right over a geological fault"
  supertype:  scissure__crack__cleft__crevice__fissure  a long narrow opening
  instance:  San_Andreas_Fault
  part:  fault_line
  subtype:  Denali_Fault  a major open geological fault in Alaska
  subtype:  inclined_fault  a geological fault in which one side is above the other
     subtype:  normal_fault__gravity_fault__common_fault  an inclined fault in which the hanging wall appears to have slipped downward relative to the footwall
     subtype:  thrust_fault__overthrust_fault__reverse_fault__reversefault  a geological fault in which the upper side appears to have been pushed upward by compression
  subtype:  strike-slip_fault  a geological fault in which one of the adjacent surfaces appears to have moved horizontally

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