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Sedimentary Rocks Represent Past Environments
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Sedimentary Rocks
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- 1 Earth Science 15th Edition
- 2 Origins of Sedimentary Rock
- 3 Detrital Sedimentary Rocks • Detrital sedimentary rocks form from sediments that have been weathered and transported - Chief constituents of detrital rocks include clay minerals
- 4 Particle Size Categories
- 5 Detrital Sedimentary Rocks • Shale - Silt- and clay-sized (fine-grained) particles - Form from gradual settling of sediments in quiet
- 6 Detrital Sedimentary Rocks • Sandstone - Sand-sized particles - Forms in a variety of environments - Second most abundant sedimentary rock - Quartz is the most abundant mineral
- 7 Quartz Sandstone
- 8 Detrital Sedimentary Rocks Conglomerate and Breccia - Conglomerate consists of rounded, gravel-sized (or larger)
- 9 Biochemical Limestone
- 10 Inorganic Limestone
- 11 Chemical Sedimentary Rocks • Evaporites
- 12 Salt Flats
- 13 Coal: An Organic Sedimentary Rocks
- 14 Turning Sediments into Sedimentary Rock: Diagenesis and Lithification
- 15 Classification of Sedimentary Rocks
- 16 Sedimentary Rocks Represent Past Environments
- 17 Sedimentary Environments
- 18 Sedimentary Structures . When present, they provide additional information for interpreting Earth's history • Types of sedimentary structures - The layers of the sedimentary rocks are called strata or
- 19 Sedimentary Strata