Type of rock that is formed by the deposition and subsequent cementation of sediments (eroded fragmented rocks
or precipitation of dissolved material) on the floor of oceans or other bodies of water at the Earth's surface.
Sedimentary rocks are quite common, covering about 75% of the surface of the earth.
They normally split into two categories:
See also
Petroleum Industry / Upstream / Subsurface E&P Disciplines / Petroleum Geology + Petrophysics / Rock
[ Igneous Rock ] [ Metamorphic Rock ] [ Clastic Sedimentary Rock ] [ Carbonate Sedimentary Rock ]