Difference between revisions of "Sedimentary Rock"
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| − | '''Sedimentary rocks''' are composed of small bits of [[rock | + | '''Sedimentary rocks''' are composed of small bits of [[rock]]s ([[mud]], [[sand]], [[gravel]]), and sometimes [[plants]] and/or [[animal]]s, that have become '[[cement]]ed' together in layers over time. |
| − | Composed of [[bonded]] [[ | + | Composed of [[bonded]] [[grain]]s of [[erosion|eroded]] rocks. Many break in [[plate]]-like fragments. |
*[[Shale]] | *[[Shale]] | ||
| Line 10: | Line 10: | ||
*[[Coal]] | *[[Coal]] | ||
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| − | =Sources= | + | ==Sources== |
*Kavanaugh, James. ''Pocket Naturalist - Geology - An Introduction to familiar Rocks, Minerals, Gemstones & Fossils'', Waterford Press: Arizona (2000) | *Kavanaugh, James. ''Pocket Naturalist - Geology - An Introduction to familiar Rocks, Minerals, Gemstones & Fossils'', Waterford Press: Arizona (2000) | ||
| − | [[category: | + | [[category:Sedimentary rocks]] |
Revision as of 21:11, July 14, 2007
Sedimentary rocks are composed of small bits of rocks (mud, sand, gravel), and sometimes plants and/or animals, that have become 'cemented' together in layers over time.
Composed of bonded grains of eroded rocks. Many break in plate-like fragments.
Sources
- Kavanaugh, James. Pocket Naturalist - Geology - An Introduction to familiar Rocks, Minerals, Gemstones & Fossils, Waterford Press: Arizona (2000)