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Raunak Mitra posted an Question
December 09, 2021 • 15:17 pm 30 points
  • IIT JAM
  • Geology (GG)

As per the figure shown, which one of the following is the correct sequence of the order of the crystalloblastic series ? mu cor ga (a) quartz (q)-cordierite (c

As per the figure shown, which one of the following is the correct sequence of the order of the crystalloblastic series ? Mu Cor Ga (A) Quartz (Q)-Cordierite (Cor)-Muscovite (Mu)-Garnet (Ga) (B) Garnet-Muscovite-OQuartz-Cordierite (C) Muscovite-Garnet-Cordierite-Quartz (D) Garnet-Quartz-Cordierite-Muscovite.

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    Sushmita Best Answer

    Answer: B As per figure shown & a/c to CRYSTALLOBLASTIC SERIES (In the series, each mineral tends to develop idioblastic surfaces against any mineral that occurs lower in the series) ....Garnet- Muscovite- Quartz- Cardierite is the correct sequence. And please check following attachment. Idioblastic-An euhedral porphyroblast that is crystal completely bounded by its own crystal faces.

    cropped8635103448832662907.jpg
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