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I am Monarcha Scholarum , I am Paracelsus; One whisker on my cheek owns more intelligence than all of you! Come, let me fill you with stories of men- Not just of men - but of scientists! - Paracelsus History of Geology and the interpretation of strata . Lecture 21.
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I am MonarchaScholarum, I am Paracelsus;One whisker on my cheek owns more intelligence than all of you!Come, let me fill you with stories of men-Not just of men - but of scientists! - ParacelsusHistory of Geology and the interpretation of strata Lecture 21 Webpage for course (daytime) Webpage for course (nighttime)
Changes to schedule: Lab final moved back 1 week from 12/1 to 12/8 Lecture Test III moved from 12/7 to 12/2 (12/6 to 12/1 nighttime class) For revised syllabus, see http://www.umpi.maine.edu/~mccartnk/pg10fdrv.htm
Determined the Earth was round Estimated its approximate size Some advanced idea that Earth @ Sun Built steam engines, accurate clocks One (Archimedes) believed fossils to be remains of ancient animals The Greeks
The Greeks Aristotle (circa 350 BCE)
Aristotle Four properties Four elements Transmutation of elements
Romans (circa 100 BCE to 400 CE) Dark Ages (circa up to 1000 CE) Middle Ages (1200, 1300…) RENAISSANCE History continues…
Double, double, toil and trouble Fire, burn and cauldron bubble Filet of a fenny snake In a caudron boil and bake Eye of newt, toe of frog Wool of bat and tounge of dog… For a charm of powerful trouble Like a hellbroth boil and bubble to 1500s
Diluvialism Geology? -- THE GREAT DELUGE
Bishop Ussher October 26, 4004 BC, 9:00 am How olde was the Earth?
Diluvialism Catastrophism Neptunism Abraham Werner Interpretations of Geologic History
Diluvialism Catastrophism Neptunism Interpretations of Geologic History • Plutonism • James Hutton
Principle of UNIFORMITARIANISM • Principle of Original Horizontality • Principle of Superposition • Principle of Cross-cutting relationships Hutton (and Nicholas Steno)
Principle of Superposition Fig. 18-3, pg. 420
Principle of Cross-cutting relationships Fig. 18-5, pg. 421
Wm. “Strata” Smith Canals Principle of Faunal Succession
Wm. “Strata” Smith Geologic map of England
Charles Lyell “Principles of Geology”
Major discoveries since Lyell Importance of glaciers (1840s) Plate Tectonics (presented, 1915, accepted, 1960s)