Sedimentology explores the origin, transport, deposition and diagenetic alterations of the materials that compose sediments and sedimentary rocks. Stratigraphy investigates how those types of rocks ...

the sedimentary rocks deposited there will be detrital: sandstones and shales from the sediments carried by the river. The sedimentary environments will include river channels, floodplains, deltas, ...

Sedimentary rocks are formed by small rock pieces which ... For example, small pebbles of rock are rolled along a river-bed. 2 Deposition In deposition, sediment which was carried in transport ...

"Sedimentary rocks are hard to date" said Crossey "but the deposition of the sediment and fossils entombed within it, must be ...