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Sedimentary Rocks By Teodora and Eliot. How Sedimentary Rocks Are Formed? In the beginning rocks were broken down to small pieces because of erosion and.

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Presentation on theme: "Sedimentary Rocks By Teodora and Eliot. How Sedimentary Rocks Are Formed? In the beginning rocks were broken down to small pieces because of erosion and."— Presentation transcript:

1 Sedimentary Rocks By Teodora and Eliot

2 How Sedimentary Rocks Are Formed? In the beginning rocks were broken down to small pieces because of erosion and weathering which, were then piled on each other and after a long time they formed in to a sedimentary rock. Created when sediment composes

3 Types of Sedimentary Rocks. Flint A sedimentary rocks A sedimentary rocks Used for weapons Used for weapons Frequently contains fossils Frequently contains fossils Sandstone-sometimes known as Arenite A sedimentary rock composed of sand sized minerals or rock grains- has many layers-some resistant from weathering. A sedimentary rock composed of sand sized minerals or rock grains- has many layers-some resistant from weathering. Limestone-many layers –covers 10% of all sedimentary rocks Composed by the mineral calcite and aragonite Composed by the mineral calcite and aragonite Often has many fossils Often has many fossils

4 Properties of Sedimentary Rocks Hard and rough Has many layers Made from sediments May contain fossils May be found in oceans, floodplains, rivers, lakes, swamps and lagoons May be found in oceans, floodplains, rivers, lakes, swamps and lagoons Theses rocks are laid down in layers called beds of strata Theses rocks are laid down in layers called beds of strata

5 Cited sources jpg jpg

6 The End Hope you enjoyed our presentation


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