sedimentary rock

Noun
  1. Rock formed from consolidated clay sediments (synset 114722161)
    is a type of: rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust
    subtypes:
    • argillite - a sedimentary rock differing from shale in being bound by silica and from slate in having no slate cleavages
    • arenaceous rock - a sedimentary rock composed of sand
    • argillaceous rock - a sedimentary rock formed from clay deposits
    • rudaceous rock - a sedimentary rock formed of coarse-grained material
    • slate - a fine-grained metamorphic rock that can be split into thin layers
    • limestone - a sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
    • shale - a sedimentary rock formed by the deposition of successive layers of clay

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