salt dome

salt dome
noun Date: 1908 a domical anticline in sedimentary rock that has a mass of rock salt as its core

New Collegiate Dictionary. 2001.

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  • salt dome — salt′ dome n. gel a domal geologic structure formed by upward movement of a salt mass: associated with pools of oil and gas • Etymology: 1905–10 …   From formal English to slang

  • salt dome — ☆ salt dome n. a domelike structure produced in stratified rocks by the intrusion of a mass of salt in a plastic state and frequently containing oil, gas, etc …   English World dictionary

  • salt dome — Geol. a domelike rock structure that is formed beneath the earth s surface by the upward movement of a mass of salt, may reach thousands of feet in vertical extent, and is more or less circular in plan: often associated with oil and gas pools. Cf …   Universalium

  • Salt dome — A salt dome is a type of structural dome formed when a thick bed of evaporite minerals (mainly salt, or halite) found at depth intrudes vertically into surrounding rock strata, forming a diapir.The salt that forms these domes was deposited within …   Wikipedia

  • salt dome — noun : a domical anticline in sedimentary rocks having a mass of rock salt as its core and being forced up in plastic form by earth stresses from an underlying bed of salt * * * Geol. a domelike rock structure that is formed beneath the earth s… …   Useful english dictionary

  • salt dome —    A dome like intrusion of a mobile salt core into sedimentary rock [16] …   Lexicon of Cave and Karst Terminology

  • salt dome — noun a dome shaped structure in sedimentary rocks, formed where a large mass of salt has been forced upwards …   English new terms dictionary

  • salt dome — /ˈsɒlt doʊm/ (say solt dohm) noun (in sedimentary rocks) a domelike anticline having a core of rock salt which was forced upwards from an underlying bed of salt when in the plastic state under pressure. Also, salt plug …  

  • salt dome — noun An upwelling of crystalline rock salt and its aureole of deformed sediments …   Wiktionary

  • Salt dome —   A domical arch (anticline) of sedimentary rock beneath the earth s surface in which the layers bend downward in opposite directions from the crest and that has a mass of rock salt as its core.   U.S. Dept. of Energy, Energy Information… …   Energy terms

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