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Rohinee posted an Question
November 21, 2020 • 14:58 pm 30 points
  • IIT JAM
  • Geology (GG)

Please solve this problem!

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  • Vaibhav jain best-answer

    51) The rock will be Harzburgite as pigeonite (a clinopyroxene) is less than 10%. Relative abundance of forsterite and enstatite is calculated as (65/(65+27))*100=70.65% from olivine vertex. The actual position of the rock is mentioned in the figure: 52) The first melt to be produced on partially melting this rock will be at P because at this point only the forsterite, enstatite and pigeonite coexist together.

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