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unconformity (ˌʌnkənˈfɔːmɪtɪ Pronunciation for unconformity

Definitions

noun

(plural) -ties
  1. lack of conformity
  2. the contact surface between younger and older rocks representing a discontinuity in the geological record. Most commonly it represents an erosional surface

Example Sentences Including 'unconformity'

Between the Devonian Temple Butte Formation and the Cambrian Muav limestone below there is an unconformity.
Richard Fortey THE EARTH: An Intimate History (2004)

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