No. 89 A-D Rule of Vs teaching set with tray

Last known location: Geneseo, NY

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Set of four (A, B, C, D) wooden blocks that feature stratified sequences of features a stratified sequence of cherry, green poplar, purpleheart, and maple. Strata in block A are cut by a reverse fault that is dipping up a valley. Strata in block B are intruded by a vertical dike of black walnut and then cut by strike-slip faults and exposed in a broad valley. Strata in block C are cut by a normal fault dipping down a narrow valley. Strata in block D are cut by a low angle trust fault dipping up valley.

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