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Lesson 2: Rocks & Minerals - Plainview

Types of sedimentary rocks • Inorganically formed- • sediments compacted, cemented together • Organically formed- from dead plant material –coal • Chemically formed • Evaporates –formed from evaporation of sea water • Limestone- compacted and cemented seashells • Key notes: • Sedimentary rocks are the only rock group that contains fossils!!!!!