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Geomorphology Weekly Notes 5-2.htm

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><FONT size="+1" color="#000000"></B>Desert &amp; Poles vs. tropic<FONT size="+1"> </P
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><FONT size="+1">Iron sulfide of marsh and swamp<FONT size="+1"> </P
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><FONT size="+1">Hydrolysis- Weak acid Si02 Dissolved in h2o (H4Si04)<FONT size="+1"> </P
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><FONT size="+1">(Much more C02 in soil than air and in ocean also)                 <FONT size="+1"> </P
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><FONT size="+1">Hydrolysis of feldspars (orthoclase &amp; plagioclase) 50% of earth's minerals<FONT size="+1"> </P
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><FONT size="+1">Clay and aluminum silicates - Bauxite<FONT size="+1"> </P
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><FONT size="+1">Kaolin, vermiculite, chlorite, montmonorillite<FONT size="+1"> </P
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><FONT size="+1">Weathering series of rocks- millions to less than 200 years.<FONT size="+1"> </P
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><FONT size="+1">Microbial, weathering, algae, fungi, Cyanobacteria to clean up chemical wastes.<FONT size="+1"> </P
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><FONT size="+1">Review soil horizons<FONT size="+1"> </P
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><FONT size="+1">0-A-B-C         <FONT size="+1"> </P
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> <FONT size="+1">                                                       A                                                       B                                                       C<FONT size="+1"> </P
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><FONT size="+1">Karst - solution topography<FONT size="+1"> </P
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><FONT size="+1">High rock solubility &amp; porocity<FONT size="+1"> </P
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><FONT size="+1">Solution is weathering and erosion combined<FONT size="+1"> </P
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><FONT size="+1">Dolomite &amp; gypsum salt increases<FONT size="+1"> </P
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><FONT size="+1">Tropics to Poles<FONT size="+1"> </P
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><FONT size="+1">Karstology &amp; terminology<FONT size="+1"> </P
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><FONT size="+1">Hypogenic Caves (sulfuric acid)<FONT size="+1"> </P
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><FONT size="+1">CaCo3 epigenic / near surface<FONT size="+1"> </P
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><FONT size="+1">H20 + HC03 carbonic acid<FONT size="+1"> </P
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><FONT size="+1">Pressure, mixing, temp (different types of h2o)<FONT size="+1"> </P
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><FONT size="+1">Phytokarst of Grand Canyan - cyanobacteria<FONT size="+1"> </P
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><FONT size="+1">Guano - Chincha Islands - Rock Phosphate<FONT size="+1"> </P
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><FONT size="+1">Nauru and Ocean is in pacific<FONT size="+1"> </P
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><FONT size="+1">Cold Water vs. Warm Water<FONT size="+1"> </P
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><FONT size="+1">Cave use historically- Caves &amp; bandits from Jesse James to V C to Julio 14 to Chetniks<FONT size="+1"> </P
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><FONT size="+1">Cause - deep flow paths below water table and in areas of water table fluctuation<FONT size="+1"> </P
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><FONT size="+1">Caves are horizontal &amp; support<FONT size="+1"> </P
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><FONT size="+1">Speleotherms - Stalactites vs. Stalagmites<FONT size="+1"> </P
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><FONT size="+1">Cols and submerged Pools<FONT size="+1"> </P
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><FONT size="+1">Mass Wasting - Weathered Rock<FONT size="+1"> </P
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><FONT size="+1">Gravity, pressure, flowing h2o<FONT size="+1"> </P
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><FONT size="+1">Angle of Repose gp - gt<FONT size="+1"> </P
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><FONT size="+1">Gt greater than gp- Than rock moves down hill<FONT size="+1"> </P
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><FONT size="+1">Cohesion - from ground - (40-60%h2o)<FONT size="+1"> </P
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><FONT size="+1">Slope - 25 - 40 - movement - depends upon type<FONT size="+1"> </P
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><FONT size="+1">Description - Fall, rock, debris, earth, monolith fall<FONT size="+1"> </P
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