Gurmeet Singh posted an Question
December 13, 2020 • 15:56 pm 30 points
  • IIT JAM
  • Geology (GG)

11. andesites on an average are intermediate in composition between: a. syenites and gabbros b. basalt and gabbros c. rhyolites and trachytes d. anorthosite and

11. Andesites on an average are intermediate in composition between: A. Syenites and gabbros B. Basalt and gabbros C. Rhyolites and Trachytes D. Anorthosite and ljolites (AMU-2O15)

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    Saurabh 1 Best Answer

    Most probable answer has to be A (Syenite and gabbro) , as it is a volcanic rock with mineral composition Containing plagioclase, amphiboles and mica (quartz is almost absent or present in minimal amount).Found typically in lava flows from stratovolcano(having more of a felsic composition).

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    Sajan sarthak best-answer

    Syenite and Gabbro has intermediate andesite composition.

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