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Unformatted text preview: - pieces of one rock that is contained in another Conformable-Layers of rock that have been deposited without interruption Unconformities- long periods of time which deposition ceased, empty record 3 types: Angular,disconformities, noncomformity (separate metamorphic/igneous from younger sedimentary strata) Conditions favoring Preservation-Hard parts-Rapid burial Index fossils-Important for correlating rocks with a similar age....
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- Fall '10