3-D Structural Geology
Exercise 8.8.12
Relay Zone
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Map the faults and the top of the Northriver Sandstone on the map of Fig. 8.59. Where is the relay
zone? What is the attitude of the sandstone away from the faults? What is the attitude of the sandstone between the faults? What are the attitudes of the faults? What is the maximum throw and heave
on the faults?
Fig. 8.59. Top of the Northriver Sandstone (n) and fault-cut elevations (f ) in wells. Elevations are in meters, negative below
sea level
R. H. Groshong, 3-D Structural Geology, 2nd ed., © Springer-Verlag 2006