Iolite -1.66 carats

$166.00 $99.00

1 in stock

SKU: C022 Category:


Iolite, also known as Cordierite, was in the past called Water Sapphire, but it is not related to sapphire (corundum). This is a beautiful blue stone with a modest price tag.  This is quite suitable for jewelry, having a hardness of 7.5.

  • Origin:   Tanzania
  • Weight: 1.66 carats
  • Dimensions: 9.5 x 6.8 x 4.5 mm
  • Color: Dark Blue,  GIA: B 6/6,  World of Color:  7.5PB 2/10
  • Clarity: GIA:  VVS (eye clean)   Gemworld International:  FI (free of inclusions)
  • Cut: Rectangular Cushion

Overall Quality: 7.0 (upper good)*

* For a description of quality factors, see the valuation article.

Additional information

Weight 0.50 lbs
Dimensions 12.375 x 1.5 x 10.875 in