2 definitions found
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Zircon \Zir"con\, n. [F., the same word as jargon. See {Jargon}
a variety of zircon.] (Min.)
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}.
From WordNet r 1.6 [wn]:
zircon
n : a common mineral occurring in small crystals; chief source
of zirconium; used as a refractory when opaque and as a
gem when transparent [syn: {zirconium silicate}]
more about zircon
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