دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the part of a marine delta that lies farthest from shore. It consists of silt and clay extending well out from the toe of the steep delta face. Such beds grow slowly, out of reach of most of the effects of river current and wave action.

n: see lacustrine delta. marine delta.

n: a coastal indentation or bay into which a river empties and where fresh water mixes with seawater. Compare marine delta.

n: a depositional layer on the steep seaward face of a marine delta that lies beyond the topset beds and is composed of finer sedimentary materials than the topset beds.

n: 1. a triangular sea-level extension of land shaped like the Greek letter Δ. 2. a depositional environment in which riverborne sediments accumulate as the flow energy of the river is dissipated in the ocean.

n: a part of a marine delta that is nearest the shore and that is composed of the heavier, coarser particles carried by the river.