Sentence examples for thick sequence from inspiring English sources

Below the Sublett Mountains the Phosphoria Formation, a basal phosphorite overlain by a thick sequence of chert and cherty sandstone, reaches its greatest thickness.

The sea deposited a thick sequence of sediments containing fossils that indicate water temperatures at least as warm as those of the region today.

Mawrth made it through to the final four choices for the Curiosity rover, due to its thick sequence of clay minerals – a sure sign of past water that's also probably neutral in pH (and presumably good for life).

Old Red Sandstone, thick sequence of Devonian rocks (formed from 416 million to 359.2 million years ago) that are continental rather than marine in origin and occur in northwestern Europe, Scandinavia, Greenland, and northeastern Canada.

Overlying those rocks in the ordinary geologic record should be a thick sequence of Mesozoic rocks (about 250 to 65 million years old), but rocks dating from the Mesozoic Era in the Grand Canyon have been entirely eroded away.

Local strata can be divided into a thick sequence of resistant sandstones and a thick sequence of low resistance, calcareous siltstones and shales with interbedded limestones.

Very thick sequences of Devonian volcanics are known, for example, in the Sierra Nevada of California.

Wilson was impressed with the similarity of thick sequences of Cambrian-Ordovician marine sediments to those of modern continental shelves.

As the continents rifted and ruptured, thick sequences of marine sediments accumulated in large linear troughs along their margins.

The deep basins with thick sequences of sedimentary rocks, however, have the potential for deep gas production.

The Animikie Series begins with a basal conglomerate, which is succeeded by very thick sequences of sandstones, shales, and limestones.