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Some brief notes on Charles Lyell to accompany:

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1 Some brief notes on Charles Lyell to accompany:
Faunal Succession Activity by Hilary Clement Olson Geologic Time: Charles Lyell Presentation

2 Oxford degreed, law until 1827, geology 1790s-Industrial revolution
Sir Charles Lyell Oxford degreed, law until 1827, geology 1790s-Industrial revolution late 18th C-Scottish Enlightenment keen observation skills much influenced by Hutton’s Theory of the Earth Don Eicher, 1976, Geologic Time Geologic Time: Charles Lyell Presentation

3 traveled widely making observations on the geologic record and modern
Charles Lyell traveled widely making observations on the geologic record and modern earth processes wrote a popular article which defended James Hutton’s views published Principles of Geology (v.1 in 1830 and v.2 in 1832) Don Eicher, 1976, Geologic Time

4 Charles Lyell His Principles of Geology utilized all documented observations in support of “the present is the key to the past”, and established uniformitarianism as the accepted philosophy for interpretation of Earth history. Believed it was necessary to create a vast time scale to explain Earth’s geologic history. from Don Eicher, 1976, Geologic Time

5 earth’s history can be explained by
Uniformitarianism: earth’s history can be explained by observing the geological forces now at work, because these forces are identical to the ones that operated in the past “the present is the key to the past” Don Eicher, 1976, Geologic Time

6 Lyell defined the Eocene, Miocene and Pliocene epochs on the basis of
Charles Lyell Lyell defined the Eocene, Miocene and Pliocene epochs on the basis of the relative proportion of the living and extinct fossils contained in each: Eocene = 3% living Miocene = 17% living Pliocene 50-67% living Don Eicher, 1976, Geologic Time

7 His just published Principles of Geology
Charles Lyell His just published Principles of Geology was one of the books Charles Darwin took with him on his famous voyage on The Beagle ( ), and greatly influenced Darwin’s thinking during the development of his theory of evolution. Don Eicher, 1976, Geologic Time


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