Defines the ratio of calcareous ooze versus siliceous ooze as a function of oceanic water depth, pressure and temperature

States that sediment influx with increasing accommodation space will provide a continuous stratigraphic succession

Weighs up the competing scientific theories of catastrophism versus gradualism with regards the Earth's geological past

Relates sedimentary particle size and density to the settling rate of suspended sediment

Proposes that the vertical progression of facies should be the same as corresponding lateral facies changes