profile-img
Raunak Mitra posted an Question
April 24, 2021 • 07:52 am 30 points
  • IIT JAM
  • Geology (GG)

12. ttgs may form due to: a. subducting slab melting b. mantle wedge melting . melting of mafic crust d. both a&c . please explain ttgs

12. TTGs may form due to: A. Subducting slab melting B. Mantle wedge melting . Melting of mafic crust D. Both A&C . Please Explain TTGs

1 Answer(s) Answer Now
  • 0 Likes
  • 1 Comments
  • 0 Shares
  • comment-profile-img>
    Shailesh Chaudhary best-answer

    The answer should be D both A&C becauseTTG are widely considered to have formed during subduction by partial melting of hydrated oceanic crust. This hypothesis relies primarily on compositional similarities with Cenozoic subduction-related felsic rocks called adakites.

whatsapp-btn

Do You Want Better RANK in Your Exam?

Start Your Preparations with Eduncle’s FREE Study Material

  • Updated Syllabus, Paper Pattern & Full Exam Details
  • Sample Theory of Most Important Topic
  • Model Test Paper with Detailed Solutions
  • Last 5 Years Question Papers & Answers