W10_103_3b_sedrx2

W10_103_3b_sedrx2 - Clams Mussels Scallops etc Corals Foraminifera Limestone Represents Shallow Tropical Ocean Chalk(Coccolithophores Black Sea

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Types of Sedimentary Rocks Detrital Chemical Organic Clastic Texture Crystalline Texture Texture Detrital (Clastic Texture) vs. Chemical (Crystalline Texture)
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Chemical Rock Texture Crystalline Texture Coarse Fine Chemical & Organic Sedimentary Rocks (Names based primarily on composition) Basic Rock Name • Limestone • Dolostone • Chert • Rock Salt • Rock Gypsum • Ironstone • Peat or Coal Composition • Calcite • Dolomite • Quartz (silica) • Halite • Gypsum • Hematite/Iron • “Carbon” / Plant Remains
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Limestone Crystalline Limestone Chalk Fossiliferous Limestone Formation of Limestone Calcite Precipitates in Warm Water Water Under Low Pressure (Shallow) Or It is secreted by biological organisms
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Unformatted text preview: Clams, Mussels, Scallops, etc. Corals Foraminifera Limestone Represents: Shallow Tropical Ocean Chalk (Coccolithophores) Black Sea Oolitic Limestone Travertine (Limestone) Dolostone Chert (Flint, Jasper, Agate…) Diatom Skeletons Columbia Plateau Diatomite Columbia Plateau Diatomite ±²²³ Columbia Plateau Diatomite ±²³³´ Chert Represents Deep Ocean Evaporites: Bonneville Salt Flats, Utah Rock Gypsum Rock Salt Mediterranean Geology Isolated, Arid, Salty Sea/Lake Ironstones Ferrowest Banded Ironstone Formations (BIFs) No modern environment… more later. . Peat and Coal Swamp, Bog p.30...
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This note was uploaded on 01/11/2012 for the course GEO 103 taught by Professor Robviens during the Winter '10 term at Bellevue College.

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W10_103_3b_sedrx2 - Clams Mussels Scallops etc Corals Foraminifera Limestone Represents Shallow Tropical Ocean Chalk(Coccolithophores Black Sea

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