Iolite 5x8mm Rondelle Faceted - 15-16 Inch White Howlite As the name suggests

As the name suggests

Mookaite is formed by the ancient skeletal remains of radiolaria

and pure ferrosilite contains no magnesium

When moving through the Earth’s atmosphere

Onyx has been both revered and feared throughout history

Iolite 5x8mm Rondelle Faceted - 15-16 Inch White Howlite As the name suggestsIolite 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.