MINERAL TYPE: Iolite
COLOR: Violet - Gray
CLARITY: Clean
WEIGHT: 13.62 CTS.
MEASUREMENT: 19X11X10 MM.
LOCALE: Tanzania
 
This 13.62 ct. Iolite crystal from Tanzania displays clean clarity and the strong pleochroism for which this material is known, shifting from violet to gray as the crystal is viewed from different directions. A fine example of gem-quality cordierite from Tanzania.