Sentence examples for formation is composed from inspiring English sources

One Lower Silurian (Llandovery) unit called the Danish River Formation is composed of interstratified conglomerates, sandstones, and shales 1 km (about 0.6 mile) thick.

The Çamalan Formation is composed of sandstone, limestone, oil shale and locally coal bands.

This study shows that the Upper Dupi Tila Formation is composed of small-scale, mudstone-reach meandering river deposits.

Sequence IV, equivalent to the Abaiara Formation, is composed of fluvio deltaic lacustrine strata with polimodal paleocurrent pattern.

The Pedra de Fogo Formation is composed of sedimentary rocks — rocks that are formed from sediment, generated by the erosion of older rocks, which was redeposited elsewhere.

This formation is composed of river deposits and paleosols (soils buried under sedimentary rock) that developed in savanna-like environments about 34 million years ago.

Based on the negative ESI FT-ICR MS technology, this research analyzed the distribution of the NSO compounds in two different sedimentary environments, and found that the asphalts from the Dalong Formation are composed mostly of carboxylic acids (O2 compounds), especially fatty acids.

The Lower Old Red Sandstone of southwest Wales is however a mud-dominated succession and, while there is variety in the architecture of the sandstones, up to 80% of some formations is composed of mudrocks.

These formations are composed largely of sandstone and mudstone, which have been attributed to floodplain environments.

Most of the formations are composed of carbonate rocks, mainly limestone, dolomite, chalk, marl and clay.

These patterns tend to have geometric names like a "right-angle broadening formation" or pictorial names like "falling wedge". A chart might, for example, create a "head and shoulders formation," which is composed of three jagged hills, the central one (the head) reaching the highest point.