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Sedimentary Rocks
Inside Earth: Chapter Five, Section Three
Term | Definition |
---|---|
sediment | small, solid pieces of material that comes from rocks or organisms. |
erosion | the destructive process in which water or wind loosen and carry fragments of rock. |
deposition | the process by which sediment settles out of the water or wind that is carrying it. |
compaction | the process by which sediments are pressed together under their own weight. |
cementation | the process by which dissolved minerals crystallize and glue particles of sediment together into one mass. |
clastic rock | sedimentary rock that forms when rock fragments are squeezed together under high pressure. |
organic rock | sedimentary rock that forms where remains of organisms are deposited in thick layers. |
chemical rock | sedimentary rock that forms when minerals crystallize from a solution. |