3 Earth Materials - Click to edit Master subtitle style...

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Unformatted text preview: Click to edit Master subtitle style 3/1/11 Earth Materials Minerals and Rocks 3/1/11 Minerals Rocks M. Jessup 3/1/11 Keypoints/Keywords Principle of Uniformitarianism Chemical bonding: ionic, covalent, Van der Waals Define a mineral Cation substitution A few mineral names and where in the Earth you would find them. 3/1/11 Why study minerals and rocks? Minerals and rocks record important events, changes and conditions that have occurred during the history of the Earth. F. Spear (RPI) Maine Geological Survey zoned glacial lake 3/1/11 Principle of Uniformitarianism “present is key to the 3/1/11 Why study minerals and rocks? Minerals and rocks determine the properties and structure of the Earth. Some minerals and rocks are valuable to us. www.primagem. com www.scientificamerica n.com 3/1/11 From Atoms to Planets Hydrogen atom 5 x 10-11 m Cotton fiber 1 x 10-5 m Earth Rocks Minera ls Atoms 3/1/11 Atoms Atoms have a nucleus of protons and neutrons surrounded by a cloud of electrons C 6 12.0 11 carbo n Atomic number (# of protons = # of electrons) Atomic mass (# of protons + number of 1 2 C 3/1/11 The Periodic Table of the Elements P ic tu r e 2 3/1/11 Chemical reactions 1 2 C 3/1/11 Chemical Bonding 1 2 C 1) Ionic : attraction of oppositely charged ions;...
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This note was uploaded on 03/01/2011 for the course GEO 302D taught by Professor Rowe during the Spring '07 term at University of Texas at Austin.

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3 Earth Materials - Click to edit Master subtitle style...

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