T3+Slides

T3+Slides - 1.1 0.6 1.4 5.5 K 2 O 2.6 2.3 3.6 3.1 Na 2 O...

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1 Rocks, Minerals and Parent Materials Topic #3 Goals Understanding the types of parent materials from which soils form Understand the classification of rocks Understand the basic differences between granite vs basalt rock types Understand the characteristics of transported parent materials Organic Parent Material Inorganic or Mineral Parent Material Quartz Hornblende Plagioclase Granite Minerals are made of elements arranged in a specific pattern Table Salt = Sodium + Chloride Pyrite = Iron + Sulfur Kilauea Volcano Extrusive Igneous
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2 Intrusive Igneous Rocks Intrusive – slow cooling Extrusive – fast cooling Classes of Igneous Rocks Silicon Basalt vs Gabbro Same chemistry Same mineralogy Different crystal size Granite Gabbro Diorite High Silicon Potassium High Iron Magnesium Calcium Low gas content magma High gas content magma Gas Content of Extrusive Igneous Rocks
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Unformatted text preview: 1.1 0.6 1.4 5.5 K 2 O 2.6 2.3 3.6 3.1 Na 2 O 5.9 11.1 6.5 1.3 CaO 6.3 8.1 4.0 0.5 MgO 0.5 0.2 0.1 0.1 MnO 14.2 10.5 7.3 2.5 Fe 2 O 3 12.4 16.8 16.0 13.9 Al 2 O 3 0.8 1.3 1.1 0.4 TiO 2 50.9 48.4 59.0 72.1 SiO 2 Yogi Mars rock Gabbro/ Basalt Andesite/ Dacite Granite/ Rhyolite What type of rocks occur on Mars? Closest to Basalt 3 Limestone - shells Conglomerate - mixed Sandstone - sand Shale - clay Sedimentary Rocks Sandstone Grand Canyon Sedimentary Rocks Granite Metamorphic Igneous Gneiss Metamorphic Rocks Limestone Metamorphic Sedimentary Marble Serpentinite 4 Residual Parent Material not transported Transported Parent Material Sorted Unsorted Colluvium Alluvial Fans Lahars - Mudflows Marine Deposits 5 Lacustrine Deposits Glacial Till Glacial Outwash Eolian Deposits Loess Deposits...
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This note was uploaded on 01/27/2011 for the course SSO 10 taught by Professor Randydahlgren during the Fall '10 term at UC Davis.

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T3+Slides - 1.1 0.6 1.4 5.5 K 2 O 2.6 2.3 3.6 3.1 Na 2 O...

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