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Sedimentary rock is one of the three main rock types (the others being igneous and metamorphic rock). Rock formed from sediments covers 75-80% of the Earth's land area, and includes common types such as chalk, limestone, dolomite, sandstone, conglomerate and shale. Sedimentary rocks are classified by the source of their sediments, and are produced by one or more of:
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Sedimentary rock - Wikipedia, the free encyclopedia
Sedimentary rock is one of the three main rock types (the others being igneous and metamorphic rock). Rock formed from sediments covers 75-80% of the Earth's land area, and includes common types such as chalk, limestone, dolomite, sandstone, conglomerate and shale. Sedimentary rocks are classified by the source of their sediments, and are produced by one or more of:
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For thousands, even millions of years, little pieces of our earth have been eroded--broken down and worn away by wind and water. These little bits of our earth are washed ...
sed·i·men·ta·ry (s d-m n t-r, -m n tr) also sed·i·men·tal (-m n tl) adj. 1. Of, containing, resembling, or derived from sediment. 2. Geology Of or relating to rocks ...
sedimentary rock: see rock rock, aggregation of solid matter composed of one or more of the minerals forming the earth's crust. The scientific study of rocks is called petrology.
Rock formed by the accumulation and cementation of deposits that have been laid down by water, wind, ice, or gravity. Sedimentary rocks cover more than two-thirds of the Earth's ...
sedimentary rock ( ¦sedə¦mentrē ′räk ) ( petrology ) A rock formed by consolidated sediment deposited in layers
Revised 8 / 06 (Monroe 6th ed.) Sedimentary Processes and Rocks - Chapter 7 . Including... Introduction. Origin of Sedimentary Materials. Environments of Deposition
Sedimentary rocks Sedimentary rocks are formed from pre-existing rocks or pieces of once-living organisms. They form from deposits that accumulate ...
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