View synonyms for unconformable

unconformable

[ uhn-kuhn-fawr-muh-buhl ]

Phonetic (Standard)IPA

adjective

unconformable

/ ˌʌnkənˈfɔːməbəl /

not conformable or conforming
(of rock strata) consisting of a series of younger strata that do not succeed the underlying older rocks in age or in parallel position, as a result of a long period of erosion or nondeposition

First recorded in 1585–95; un- ¹ + conformable

The complete biological contrasts between the fossil contents of unconformable strata are sufficiently explicable.

Carboniferous rocks appear in small faulted tracts, unconformable on the Silurian, on 832 the shores of the Solway Firth.

Strata are said to be unconformable when they do not lie in regular, parallel sequence.

Although usually conformable to the oolite, it is sometimes, as in the Jura, unconformable.

In the grounds of the Admiralty House curious instances of unconformable strata are laid bare in old quarries.

April 19, 2024tortuous

[tawr-choo-uhs ]

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