Land’s End to John O’Groats

Slip, heave, throw: The Great Glen Way

Slip is defined as the relative movement of geological features present on either side of a fault plane. A fault’s sense of slip is defined as the relative motion of the rock on each side of the fault with respect to the other side. In measuring the horizontal or vertical separation, the throw of the fault is the vertical component of the separation and the heave of the fault is the horizontal component, as in “Throw up and heave out”. – Wikipedia article on Geological Faults

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