![]() Sedimentary rocks may also contain fossils of plants, animals that once lived on them.Sedimentary rocks are formed by deposition, sedimentation, and lithification of sediments over a long period of time.Accumulation of plant or animal debris ( coal, some dolomites, and some limestones).Can form when dissolved material precipitates from solution (Rock salt, iron ore, chert, flint, some dolomites, and some limestones).Weathering (breccia, conglomerate, sandstone, siltstone, and shale).Sedimentary rocks are formed by the accumulation of sediments.Examples: andesite, basalt, dacite, obsidian, pumice, rhyolite, scoria, and tuff. ![]()
0 Comments
Leave a Reply. |