unconformity

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It echoes James Playfair’s description of the “abyss of time” he glimpsed while viewing a strata unconformity at Siccar Point in 1788, when geology was first emerging as a science.

From The Guardian • Apr. 20, 2019

These desert-formed sandstones sit above an unconformity, and this suggests that after a long period with a humid climate, the climate became drier and wind became the dominant agent shaping the environment at Gale Crater.

From BBC • Mar. 22, 2018

She’s revising a manuscript describing an unconformity in the sedimentary layers of Mount Sharp, within the Gale crater, a record of the alternating wet-dry cycles on the planet.

From Science Magazine • Jun. 29, 2017

This is a type of unconformity called a disconformity, where either non-deposition or erosion took place.

From Textbooks • Jan. 1, 2017

The unconformity is marked in England, parts of Egypt, on the Atlantic coastal plain and in the eastern gulf region of N. America, as well as in the marine Eocene of western Oregon.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 6 "English Language" to "Epsom Salts" by Various