Iolite 8mm Coin Faceted - 15-16 Inch 30x40 where copper contributes to blue

where copper contributes to blue tones and iron introduces green variations

transparent stone

It is mined under extremely harsh conditions and the high-grade specimens are more rare than diamonds

Lapis was ground and processed to make the pigment ultramarine for use in frescoes and oil painting

but a form of natural Serpentine which is commonly referred to as Yellow Jade in the stone industry

Iolite 8mm Coin Faceted - 15-16 Inch 30x40 where copper contributes to blueIolite most commonly occurs in shades of blue to 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.