sedimentary rock

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Related to Clastic sedimentary rock: clast, Chemical sedimentary rock

sedimentary rock


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Rock formed from accumulated sediments. Examples are clay, sandstone, and limestone.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.sedimentary rock - rock formed from consolidated clay sedimentssedimentary rock - rock formed from consolidated clay sediments
argillite - a sedimentary rock differing from shale in being bound by silica and from slate in having no slate cleavages
rock, stone - material consisting of the aggregate of minerals like those making up the Earth's crust; "that mountain is solid rock"; "stone is abundant in New England and there are many quarries"
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
References in periodicals archive ?
The youngest sequence in the area is a package of clastic sedimentary rocks (conglomerate, sandstone and siltstone), which unconformably overlie the volcanic and metamorphic sequences.
A stratigraphic thickness of at least 600 m of clastic sedimentary rocks of the Horton Group is present in the coastal plain in the Goose Cove area, although Hamblin (1989a) reported 3200 m of Horton Group sedimentary rocks elsewhere in central Cape Breton Island.
Faure and Mensing (2005) extended the utilization of this graphical representation beyond hydrogeology to "the formation of clastic sedimentary rocks composed of mixtures of grains of different minerals or rock types.
74 Ga--deposition of sequences of tholeiitic basalt, komatiite, felsic turf, iron formation, and abundant clastic sedimentary rocks, accompanied by the emplacement of voluminous, synvolcanic tonalite-trondhjemite plutonic suites and coeval deformation.