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Sedimentary Rocks

Weathering. The sediments that make up sedimentary rocks are produced by:. Mechanical

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Sedimentary Rocks

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Presentation Transcript

    1. Sedimentary Rocks

    2. Weathering

    3. Mechanical Weathering

    4. Chemical Weathering

    5. Erosion & Transport

    6. Deposition

    7. Lithification

    8. Cementation

    9. Sedimentary Rocks

    10. Rock Identification is based on: Composition What minerals make up the rock? Texture What is the shape, size and orientation of the mineral grains that make up the rock? Major Difference: Crystalline vs. Clastic

    11. Types of Sedimentary Rocks

    12. Difference: Texture Detrital (Clastic Texture) vs. Chemical (Crystalline Texture)

    13. Detrital Rock Composition

    14. Detrital Rock Texture Clastic Texture Grain Size Grain Sorting Grain Rounding Sediment Maturity

    15. Grain Size

    16. Detrital Rock Names (Based Primarily on Grain Size)

    17. Sorting

    18. Grain Roundness

    19. Gravel Sized Detrital Rocks (Subdivided Based on Grain Roundness)

    20. Maturity

    21. Sandstones (Subdivided based on maturity)

    22. Sandstones Under a Scope

    23. Detrital Sedimentary Rock ID

    24. Chemical Rock Texture Crystalline Texture Coarse Fine

    25. Chemical Sedimentary Rocks (Names based primarily on composition)

    26. Chemical Rocks (Names based mainly on composition)

    27. Chemical Rocks (cont.)

    28. Chemical Sedimentary Rock ID

    29. Sedimentary Rocks on Earth

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