Rajkishor Dora posted an MCQ
July 10, 2021 • 15:25 pm 10 points
  • IIT JAM
  • Geology (GG)

Which mineral show dual hardness

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    Mayank vedwal Vedwal

    kyonkee shows dual hardness... one is along the length (4 to 5 ) and another is across the length (6 to 7 )

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