Iolite 4mm Faceted Coin 15-16 Inch Mexican It is mined in Peru

It is mined in Peru

is a deep blue metamorphic rock used as a semi-precious stone that has been prized since antiquity for its intense color

” the Sinhalese word for “mixed color precious stone

and Magtalisai

Iolite 4mm Faceted Coin 15-16 Inch Mexican It is mined in PeruIolite 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.