Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Plural form of gneiss.

Etymologies

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Examples

  • Geologically, the area is made up mainly of intensive granite and metamorphic rocks such as gneisses quartzites and schists of pre-Cambrian age.

    Chapter 6

  • The Southern Metasedimentary Mountains in North Carolina contain rocks that are not as strongly metamorphosed as the gneisses and schists of 66d.

    Ecoregions of North Carolina and South Carolina (EPA)

  • Precambrian metamorphic rocks consisting of gneisses and schists, and sedimentary rocks of the Precambrian Ocoee series are predominant, while younger sedimentary rocks are found in the Appalachian Valley.

    Great Smoky Mountains National Park, United States

  • The Park consists of a lateritic peneplain, with rock outcrops of quartz, schists and gneisses.

    'W' National Park, Niger

  • G.T. Prior, who has described the rocks collected by Scott's expedition, gives the following as belonging to the complex of foundation rocks: gneisses, granites, diorites, banatites, and other eruptive rocks, as well as crystalline limestone, with chondrodite.

    The South Pole~ Fram Expedition Geology

  • It is, therefore, tolerably certain that the underlying older formation of gneisses, crystalline schists and granites, etc., is of Arch├Žan age, and belongs to the foundation rocks.

    The South Pole~ Fram Expedition Geology

  • These are principally schists, gneisses and quartzite.

    Dja Faunal Reserve, Cameroon

  • Inland these are replaced by gneisses, gneissic granites, and metamorphosed sediments of the Precambrian Basement Complex that forms part of the ancient massif.

    Angolan scarp savanna and woodlands

  • The Southern Metasedimentary Mountains in Georgia contain rocks that are generally not as strongly metamorphosed as the gneisses and schists of 66d.

    Ecoregions of Alabama and Georgia (EPA)

  • The geology of the area comprises a mixture of gritty sandstones of the Karoo sediments, deep aeolian sands of the Pleistocene Kalahari system and gneisses, gneissic granites and metamorphosed sediments of the Precambrian basement complex.

    Angolan Miombo woodlands

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