The tapeats sandstone in the grand canyon is an example of a clastic sedimentary rock. such clastic sedimentary rocks can be distinguished from biochemical sedimentary rocks by

The Tapeats Sandstone in the Grand Canyon is an example of a clastic sedimentary rock. Such clastic sedimentary rocks can be distinguished from biochemical sedimentary rocks by

- the fact that only clastic sediments have horizontal layering or stratification

- the fact that clastic sediments are composed of mineral and rock fragments derived from other rocks

- the presence of marine fossils, which occur only in clastic sediments