دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: an interruption in sedimentation caused by erosion;the strata above and below the disconformity are parallel. See unconformity. Compare nonconformity.

a change in the formation that may have been caused by ancient erosional forces. Accounts for variances in formation tops in near-by offset wells in a formation with no pay inclination.

n: a buried landscape in which sediments were deposited on an eroded surface of igneous or metamorphic rock. Compare unconformity.

an unconformity that separates profoundly different rock types, such as sedimentary rocks from metamorphic.