Anukruti posted an Question
September 24, 2020 • 00:56 am 30 points
  • IIT JAM
  • Geology (GG)

Question below

2 Answer(s) Answer Now
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    Rahul kumar

    Yes Anukriti, Please see the updated answer. Feel free to ask if any other information you need.

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    Rahul kumar Best Answer

    Please see the solution attached below. Since normalised Quartz is 50%, K-feldspar is 30% and Plagioclase is 20%; on IUGS classification of igneous rock this composition will lie in Granite region. So the rock name is Granite. Rock name- Granite

    cropped6474345815996171522.jpg
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    sir please give name to the rock

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    sir u have plotted plagioclase on 30% but it is 20% and for K feldspar u have plotted on 20% but it is 30%

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    Yes Anukriti. you are correct. I exchanged K-feldspar and Plagioclase in plot. Good that you have pointed out this.

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    sir i have already given best answer.it cant be edited.pls give another figure

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    Please find the rock plot in attachment.

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