Iolite 8mm Round A Grade - 15-16 Inch Ande Jewelry The presence of Manganese within

The presence of Manganese within the stone produces the purple hue

Selenite is a crystal formed from the mineral gypsum

and it constitutes a major portion of many of the earth's rocks

The mineral is heavy

Lapis is a semi-precious stone and one of the most sought after throughout history

Iolite 8mm Round A Grade - 15-16 Inch Ande Jewelry The presence of Manganese withinIolite 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.