Gurmeet Singh posted an Question
December 26, 2020 • 04:42 am 30 points
  • IIT JAM
  • Geology (GG)

. a pillowed metabasalt containing the owsonite e min eral assemblage glaucophane + lowso epidote+ chlorite indicate a. ocean floor metamorphismn metamor b. con

. A pillowed metabasalt containing the owsonite e min eral assemblage glaucophane + lowso epidote+ chlorite indicate A. Ocean floor metamorphismn metamor B. Continent-continent, collision mets phism C. Contact metamorphism D. Subduction zone metamorphism (IT-JAM 2010

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    Rahul kumar Best Answer

    Answer (D) Subduction zone Metamorphism Glaucophane + Lawsonite assemblage indicates Blueschist facies. Blueschist facies develop under very high pressure and low temperature condition. Very high pressure is characteristic of subduction zone; So, this assemblage should indicate subduction zone Metamorphism.

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    Sajan sarthak best-answer

    blueschist facies metamorphism so subduction zone obviously

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