GEOL 1307 Physical Geology

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GEOL 1307 Physical Geology

• Exercise 6
• Sedimentary Rocks

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Sedimentation

• Sediment Formation
• Mechanical and Chemical Weathering
• Sediment Transport
• Water, Ice, Wind and Gravity
• Sediment Deposition
• Environment of Deposition

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Environment of Deposition

• Non-marine
• Terrigenous
• Lacustrine
• Marine
• Littoral
• Pelagic
• Transitional

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Clastic Sedimentary Rocks

• Sorting
• Grain Size
• Boulders
• Pebbles
• Sand
• Silt
• Clay
• Rounding

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Classification by Grain Size

• Unsorted
• Conglomerate
• Breccia
• Sorted
• Quartz Sandstone
• Arkose
• Graywacke
• Siltstone
• Shale

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BioClastic Sedimentary Rocks

• Micritic Limestone
• Pelletal Limestone
• Oolitic Limestone
• Chalk
• Fossiliferous Limestone
• Coquina

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Chemical Sedimentary Rocks

• Precipitates
• Limestone
• Dolomite
• Travertine
• Chert
• Evaporites
• Gypsum
• Halite

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Other Compositions

• Siliceous Sedimentary Rocks
• Dolomite
• Coal

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Sedimentary Structures

• Cross-Stratification
• Graded Bedding
• Ripple-Marks
• Mud Cracks

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