IIT JAM
Ishita das Asked a Question
November 26, 2020 6:44 pmpts 30 pts
  • IIT JAM
  • Geology (GG)

2. which of the following assemblage is high temperature high pressure regional metamorphism?

2. Which of the following assemblage is high temperature high pressure regional metamorphism? Glaucophane+ lawsonite+ chlorite+ epidote b. Omphacite+ garnet+ kyanite C. Chlorite+ albite+ epidote+ actinolite d. Orthopyroxene+ clinopyroxene+ plagioclase+ garnet
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  • Rahul kumar
    Feel free to ask if you have any further queries related to this question
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  • Rahul kumar thankyou
    You should read the question completely. The word "regional Metamorphism" indicates specific Metamorphic series starting from zeolite (low P low T) and ending at Granulite (High P ...
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  • Sajan sarthak Best Answer
    omphacite garnet KYANITE
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    Sajan sarthak
    ECLOGITE facies
  • Rahul kumar
    Answer: (d) Opx + Cpx + plagioclase + garnet High temperature high pressure condition is related to Granulite facies. The characteristics minerals assemblage of Granulite facies i...
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    Ishita das
    But isn't high pressure high temperature Eclogite facies. Since the characteristic minerals are absent for that facies in the option shouldn't we consider blueschist facies?
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