Iolite 10mm Faceted Round - 15-16 Inch - CLEARANCE Stone Type_Red Brecciated Jasper It's actually a pink variety

It's actually a pink variety of Beryl -- the family of gemstones that also includes Aquamarine

as well as a prismatic quality that differentiates it from other varieties of Moonstone

It can even exhibit various colors within the same specimen

producing the effect of the stone seeming to shine from within

Iolite 10mm Faceted Round - 15-16 Inch - CLEARANCE Stone Type_Red Brecciated Jasper It's actually a pink varietyIolite 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.