Peat soils Oceanic crust features Bowen's Reaction Series Frost shatter Erosion Metamorphic tectonic plate Absolute ages iron nickel non-silicates covalent bond silicate, non-silicates Metamorphic, Sedimentary, Igneous Lignite Discontinuous Geology Volatiles Lithologic correlation, Stratigraphic correlation, Fossil Correlation Foliated, Non-Foliated No 2900 Alluvium 10 Rock cycle Crystal Habit Silicates Explosive, Effusive 40 Slaty Cleavage Oceanic