6_sediment_classific - Sediments The material that covers the basalt ocean crust How do we describe sediments Source Terrigenous/lithogenic

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Sediments: The material that covers the basalt ocean crust How do we describe sediments Source Terrigenous/lithogenic sediments Biogenic sediments Authigenic sediments Cosmogenic sediments Grainsize Chemical composition Transportation and Deposition Reading: Introduction to Ocean Sciences, 2 nd Ed., Segar, pp. 170 to 175, 183 to 185.
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Sediments: The material that covers the basalt ocean crust Terrigenous or Lithogenic sediments Grainsize Clay, silt, sand Maturity Sorting Shape (angular or rounded Chemical composition Transportation and Deposition
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Strong currents/large waves move large particles (high energy environments) Weak currents/small waves move small particles (low energy environments)
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Because smaller grain sizes can only be deposited in low-energy environments, it takes longer for them to sink in the ocean so they can travel long distances.
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How sorting makes beach sand. Large pieces of broken rock
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This note was uploaded on 12/03/2010 for the course ENVIRON GS 222/ENV taught by Professor Ingridhendy during the Fall '10 term at University of Michigan.

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6_sediment_classific - Sediments The material that covers the basalt ocean crust How do we describe sediments Source Terrigenous/lithogenic

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