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Discussion :: Building Materials

  1. Pick up the correct statement from the following:

  2. A.

     Hornblende mineral is brittle

    B.

     Muscovite is also known as white mica and potash mica

    C.

     Biotite is also known as black-mica

    D.

     All the above

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    Workspace

    Answer : Option D

    Explanation :

    Explanation Not Provided


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