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Muscovite, Phlogopite and Biotite are

  • A.Iron ore varieties
  • B.Mica varieties
  • C.Coal varieties
  • D.Manganese varieties

Answer: B

Muscovite, phlogopite and biotite are varieties of mica, the group of silicate minerals that split into thin, flexible, transparent sheets.

Muscovite is the pale, best-quality variety used as an electrical insulator; phlogopite is amber and biotite black. India, chiefly Jharkhand and Andhra Pradesh, is a major producer.

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