zirconitehttp://www.oed.com/dictionary/zirconite_n%3Ftab%3Dmeaning_and_usezirconite, n.
Revised 2021

zirconitenoun

Mineralogy.
  1. 1806–
    The mineral zircon; esp. a greyish or brownish variety of this.
    1. 1806
      Zirconit is of the colour of a clove-gilliflower, and at times of an hyacinthine red.
      S. Weston, Werneria vol. II. 64
    2. 1811
      This system..has not disturbed the union which Nature has established between zircon, hyacinth, and zirconite [French zirconite], garnet and pyrope, quartz and iron-flint (eisenkiesel).
      translation of R. Chenevix, Observ. Mineral. Syst. 31
    3. 1850
      Zirconite presents grayish or brownish tints, and is frequently rough or opaque.
      J. D. Dana, System of Mineralogy (ed. 3) 379
    4. 1920
      There are numerous commercial disadvantages..which must be overcome before the full refractory value of zirconite is developed.
      Foundry 15 November 913/1
    5. 2012
      This factory mines and processes this beach sand for extracting rare earth minerals (zirconite, illuminite, etc.).
      Journal Coastal Research vol. 28 135/1

zirconite, n. was revised in March 2021.

zirconite, n. was last modified in July 2023.