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doc Definition of zircon
    English to English
    noun
  • a common mineral occurring in small crystals; chief source of zirconium; used as a refractory when opaque and as a gem when transparent
  • source: WordNet 3.0
  • A mineral occurring in tetragonal crystals, usually of a brown or gray color. It consists of silica and zirconia. A red variety, used as a gem, is called hyacinth. Colorless, pale-yellow or smoky- brown varieties from Ceylon are called jargon.
  • source: Webster 1913
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