VIDEO: East Surry top winner as regional schools gather at Elkin High School for JROTC Drills - 2:50 pm. Hampton Inn by Hilton Jonesville/Elkin wins 10th Connie award for excellence - 9:18 am. Nominations requested for the 2017 Salute to Heroes Celebration - 2:27 pm.
exists and is an alternate of . Sedimentary rocks can contain fossils because, unlike most igneous and metamorphic rocks, they form at temperatures and pressures that do not destroy fossil remains. Dead organisms can become sediments which may, under the right conditions, become sedimentary rock. Igneous rock forms from magma; no chance for fossils to form there.
Sedimentary Rocks, Processes, and Environments Sediments are loose grains and chemical residues of earth materials, which include things such as rock fragments, mineral grains, part of plants or animals, and rust (oxidized iron).eposition of Sediments. Sedimentary Rocks are formed when sediments have been deposited and undergone lithification, a process that includes compaction(through burial) and cementation (mineral precipitation from intergranular aqueous solutions), or when masses of intergrown crystals precipitate from aqueous solution.