2461 9.3821 Sedimentary Processes and Rocks Part 2 Origins of Sedimentary Rocks Lithification Turns sediment into rock by cementing the grains together. First, the sediment becomes buried by other deposits.
Pressure begins to build up as well.
Groundwater may be present. Moist environment where groundwater contained dissolved ions of calcium and carbonate. Typically drier, with higher heat and pressure. Origins of Sedimentary Rocks Chemical and Organic deposition Inorganic precipitated directly from solution in the water. Calcium, carbonate, sodium, chlorine, silica, oxygen.