adjective see craton

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • cratonic — See craton. * * * …   Universalium

  • cratonic — adjective Of or pertaining to the craton …   Wiktionary

  • cratonic — cra·ton·ic …   English syllables

  • cratonic — adjective see craton * * * cratonˈic /krə tonˈik/ adjective • • • Main Entry: ↑craton …   Useful english dictionary

  • Cratonic sequence — A cratonic sequence refers to a very large scale lithostratographic sequence that covers a complete marine transgressive regressive cycle across a craton. They are also known as megasequences , stratigraphic sequences , sloss sequence or simply… …   Wikipedia

  • Craton — Geologic provinces of the world (USGS)   Shield …   Wikipedia

  • Columbia (supercontinent) — Columbia, also known as Nuna and Hudsonland, was one of Earth s oldest supercontinents. It was first proposed by J.J.W. Rogers and M. Santosh (2002)[1] and is thought to have existed approximately 1.8 to 1.5 billion years (Ga) ago in the… …   Wikipedia

  • Trans-Hudson orogeny — [ North American craton, also called Laurentia.] [ Wyoming, Superior and Hearne cratons] The Trans Hudson orogeny, Trans Hudsonian orogeny, Trans Hudson orogen (THO), or Trans Hudson Orogen Transect (THOT), (also referred to as the Trans… …   Wikipedia

  • Laurentia — For the use of the surname Laurentia , see Laurentum. Laurentia, also called the North American craton. Laurentia (North American craton) is a large area of continental craton, which forms the ancient geological core of the North American… …   Wikipedia

  • Carboniferous Period — Interval of geologic time 354–290 million years ago, marked by great changes in world geography. All the landmasses drew closer together as a result of tectonic plate movements. The supercontinent Gondwana occupied much of the Southern Hemisphere …   Universalium

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