Definition of blueschist in English:

blueschist

noun

mass noun
  • A metamorphic rock with a blue colour, formed under conditions of high pressure and low temperature.

    • ‘Specific rock names that record both the parent rock and its mineralogy are relatively rare, but include eclogite, blueschist, and amphibolite.’
    • ‘The Ãine and Bozdag nappes belong to the lowest tectonic unit of western Turkey, which was overthrust by the Cycladic blueschist along the CycladesMenderes thrust unit in the Eocene.’
    • ‘The sequence shows retrogression from blueschist to greenschist facies metamorphism during deformation.’
    • ‘The Mid-Devonian age for eclogite-facies metamorphism in the Maksyutov Complex, and the younger Carboniferous blueschist / greenschist-facies ages, can be interpreted best within the framework of southern Uralide tectonics.’
    • ‘Possible Western Domain equivalents elsewhere in the Antarctic Peninsula are the amphibolite and blueschist grade rocks of the Scotia metamorphic complex in the South Shetland and South Orkney Islands.’

Pronunciation

blueschist

/ˈbluːʃist/