'Mud cracks' presentation slideshows

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Sedimentary Rocks

Sedimentary Rocks. Terminology . Sedimentary Rock - a rock formed through the deposition of sediments from weathering or biologic activity. Diagenesis - Refers to all the chemical, physical, and biological changes that occur after sediment is deposited and before and after lithification

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Evolution of Earths Environments: Preservation of Sedimentary Environments as Stratigraphy

Evolution of Earths Environments: Preservation of Sedimentary Environments as Stratigraphy. What are the main sites of sediment accumulation on the globe? What evidence can we use to distinguish different environments in the stratigraphic record? How do environments get preserved through time?

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Identifying rocks and minerals

Identifying rocks and minerals . The Rock Cycle. Igneous :Porphyry and obsidian. Sedimentary: Conglomerate. Breccia. Sandstone. Shale. Calcite. Halite and Gypsum. Coal. Limestone. Stratification. Graded Bedding. Ripple Marks. Mud Cracks. Concretions. Geode. Metamorphic: Slate.

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Sedimentary Rocks

Sedimentary Rocks. What is a Sedimentary Rock?. Sedimentary rock is formed by deposition and consolidation of sediment and organic material precipitation of minerals from solution. Where does sediment come from?. Weathering is the process that reduces solid rock to rubble Two types

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Ch. 4- Rocks

Ch. 4- Rocks . Rock : solid mixture of crystals of 1 or more minerals. Characteristics to Classify Rocks . Composition : minerals that make up rock Texture : size, shape, and positions of the grains in rock 1. Fine grained 2. Medium grained 3. Coarse grained. Rock Cycle .

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Sedimentary

Sedimentary. Sediments are formed from existing rocks being weathered, eroded, and deposited. Sedimentary rocks form from these sediments becoming pressed (compacted) and/or cemented together, or when sediments precipitate out of solution.

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Tidal Flats and Other Sedimentary Structures Associated with Tidal Currents

Tidal Flats and Other Sedimentary Structures Associated with Tidal Currents. --Tavia Clark and JoDana Jones. Structures Associated with Tidal Currents. A) Herringbone cross--stratification: the tide goes in the tide goes out causing a cross-bedding in opposite directions

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Sedimentary Rocks

Sedimentary Rocks. Section 3.3. Formation of Sedimentary Rocks. Sedimentary comes from the Latin word sedimentum , which means settling All sedimentary rocks begin to form when existing rocks are broken down into sediments

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Sedimentary Rock Easily Identifiable Features

Sedimentary Rock Easily Identifiable Features. August 10, 2014. Ripple Marks. Ripple Marks. Mud Cracks. Fossils. Stratification. Cross-Bedding. Cross-Bedding. Concretions and Geodes.

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