Geotouch Figure 4

Focal Mechanisms in Geotouch can be plotted in 6 different ways: A) simple beach ball; B) Beach Ball with P and T axes marked; C) Beachball with focal plane delineated; D) just the focal plane with the slip vector marked; E) Just the P-T axes; E) the strike and the dip of the fault plane. The user can toggle between these choices interactively.