Strike Fault

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“The two faults of larger throw, by which a single sheet of trap is represented in three ridges, are proved by the threefold repetition of series of beds comprising sandstone, conglomerate, and amygdaloidal trap, shale, and heavy trap.” -Walcott, 1901




Walcott, Charles D. Annual Reports of the Department of the Interior (Washington, DC: Government Printing Office, 1901)


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