Iolite 6mm Faceted Coin 15-16 Inch 60-70mm non-crystalline mineraloid consisting of a

non-crystalline mineraloid consisting of a high percentage of carbon

It may also contain rainbow to colored or sparkling inclusions

Note: Our 8-inch line of Lapis has had its color enhanced by dyeing

the mineral was named for French paleontologist Eugene Durmortier (1803-1873)

The stone's composition remains somewhat ambiguous

Iolite 6mm Faceted Coin 15-16 Inch 60-70mm non-crystalline mineraloid consisting of aIolite most commonly occurs in shades of blue gray, violet or indigo. It displays a visual property called pleochroism, which means that it can appear to be different colors as it shifts in the light. According to Norse legend, Viking explorers used thin pieces of Iolite as the worlds first polarizing lens to help them determine the exact location of the sun for navigation.