Intro to Sedimentary Rocks Lab

Intro to Sedimentary Rocks Lab - Lindsey Yann Laboratory...

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Click to edit Master subtitle style 10/5/09 Lindsey Yann Laboratory Studies in Earth History 9th edition
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10/5/09 Sedimentary Rocks Composed of detrital (sediment) from any of the three rock types – sedimentary, igneous, or metamorphic Can contain fragments of : lithics - pieces of other existing rocks minerals organic material shells of numerous animals
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10/5/09 Rock Formation Pre-existing rock is weathered The sediments are moved by wind, water or ice to a location where they are deposited Time + Pressure = lithification The process by which loose sediment becomes rock
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10/5/09 Types of Sedimentary Rocks Clastic Chemical Bioclastic Calc ite Conglom erate Fossiliferous limestone http://www.physicalgeography.net/fundamentals/images/conglom http://gwydir.demon.co.uk/jo/minerals/pix/calcite5.jpg http://images.encarta.msn.com/xrefmedia/sharemed/targets/images/pho/t628/T6
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10/5/09 Clastic Sedimentary Rocks Textures Made up of clasts - the grains within the rock Characteristics of rocks – differences caused by transportation and depositional history General size classifications: Coarse - >2mm – gravel http://www.eos.ubc.ca/courses/eosc221/images/sed/sili/pic/s http://geology.csusb.edu/DIVGRANT/rxmin/sedrx1.jpg
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This note was uploaded on 03/01/2009 for the course GEOL 1603 taught by Professor Yann during the Spring '09 term at LSU.

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Intro to Sedimentary Rocks Lab - Lindsey Yann Laboratory...

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