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GEOL 3 -
Basic Principles of Geology
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CGprincgeoBASIC PRINCIPLES OF GEOLOGYI. LAW OF SUPERPOSITION: a. older rock lies beneath younger rockb. younger sediment is deposited on top of older sedimentsc. layer 1 oldest layer 4 youngest (normal sequence)II. LAW OF HORIZONTALITYState that beds (strata) will be deposited in a horizontal or nearly horizontal positionIII. LAW OF CROSS CUTTING RELATIONSHIPS Younger events cut across older eventsIV. LAW OF INCLUSIONS The inclusion is older than the rock that it is contained
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