112-pp4 - 1 GY 112 Earth History Lecture 4 Clever Thinking...

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Unformatted text preview: 1 GY 112: Earth History Lecture 4: Clever Thinking 1: Geological Principles UNIVERSITY OF SOUTH ALABAMA Last time we covered… 1. Formation and differentiation of the Earth (Hot and Cold Accretion) 2. Formation of the moon (4 hypotheses) Today’s Agenda 1. The first geologists and their ideas •Pliny, Ussher, Steno, Strachy, Hutton, Smith, Lyell, Darwin, Wegener etc. •The 5 major geological “principles” necessary for stratigraphic correlation •The 3 major types of unconformities (non-conformity, disconformity, angular unconformity) Lecture 4: Geological Thinking (Web Lecture 4) Geological Thinking First “geologists” date back to the days of early hominids ht p:/ arizonagourds.homestead.com/supplies.html ht p:/ ijanpromoters.blogspot.com/2009/02/human-apes.html Clever thinkers: AD 79 Pliny the Younger: first documented Geological report (eruption of Mt. Vesuvius in AD 79 2 Clever thinkers: 1658 Archbishop James Ussher: determined the age of the Earth using biblical criteria Clever thinkers: 1638-1687...
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This note was uploaded on 02/04/2012 for the course GLY 112 taught by Professor Haywick during the Spring '12 term at S. Alabama.

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112-pp4 - 1 GY 112 Earth History Lecture 4 Clever Thinking...

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