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Definition of unconformity


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un·con·for·mi·ty  audio  (nkn-fôrm-t) KEY 

NOUN:
pl. un·con·for·mi·ties
  1. Lack of conformity; nonconformity.
  2. Geology A surface between successive strata representing a missing interval in the geologic record of time, and produced either by an interruption in deposition or by the erosion of depositionally continuous strata followed by renewed deposition.



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