Sedimentary structures, fossils, cements, and other features of sedimentary rocks provide insight into the environment in which the sediment was deposited. Match the letter of each of the sedimentary rocks and features in the left-hand column with an aspect of the depositional environment listed in the right-hand column Rock and/or feature of the rock Aspect of the depositional environment (a) poorly sorted arkose deposited in a desert dune or in a current (b) contains fossils of intact coral formed from sediments accumulated in a swamp (c) red mudstone containing dinosaur footprints deposited in very quiet (stagnant) water (d) black shale containing some pyrite crystals deposited in an anoxic (oxygen-free) marine setting (e) sandstone containing symmetric ripples deposited by a swiftly moving stream (f) cross-bedded sandstone formed from warm-water, shallow marine reef (g) contains >50% carbon and fossil leaves has not undergone a lot of transport (h) contains large, rounded pebbles and cobbles immature, deposited close to the source (i) contains fossils of feathers formed from terrestrial mud (riverbank deposits) (i) very angular grains deposited on a beach

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