Iolite 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch 4mm Matrix It was popular with the

It was popular with the Greeks and Romans

Moonstone occurs in naturally in shades of white

It contains inclusions such as copper and iron

from which its name was derived

so it fractures easily

Iolite 6x8mm Triangle Cut Faceted Rice Bead - 15-16 Inch 4mm Matrix It was popular with theIolite 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.