downthrow

Instead of being discouraged by adverse attacks he had 212 gained new vigor from each downthrow.

Dikes and faults are denominated upthrow or downthrow, according to the position they are met with in working the mine.

Normal faults, of which Figure 184 is an example, hade to the downthrow; the hanging wall has gone down.

A thrust fault with a hade of 30°, showing cliffs due to harder strata outcropping on the downthrow.

Normal faults are exemplified in figs. 1, 2, and 6; in the latter the masses A and B are on the downthrow sides, C is upthrown.