profile-img
Shanu posted an Question
June 11, 2020 • 15:52 pm 30 points
  • IIT JAM
  • Geology (GG)

Apatite crystal

1 Answer(s) Answer Now
  • 0 Likes
  • 1 Comments
  • 0 Shares
  • comment-profile-img>
    Sajan sarthak Best Answer

    You have to remember all the properties of hardness scale minerals.. 1.Talc 2 .Gypsum 3.Calcite 4.Fluorite 5.Apatite 6.Orthoclase 7.Quartz 8.Topaz 9.Corondum 10.Diamond 2,7,8 are optically positive and from the cystal system you can know the optical uniaxial or biaxial.. and it's uniaxial negative

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