Search the Dictionary:

 
A-B-C-D-E-F-G-H-I-J-K-L-M-N-O-P-Q-R-S-T-U-V-W-X-Y-Z
 
zircon
One single brown zircon crystal (2x2 cm) by Eurico Zimbres (FGEL-UERJ) / Tom Epaminondas (mineral collector)

zircon:

A hard mineral that occurs in various colors. Transparent crystals of zircon are used as gemstones.