Bloody Iolite 10mm Round A Grade - 15-16 Inch Stone Type_Black Spinel · Material: Made from solid

·         Material: Made from solid brass

Origin: Brazil

They are used in jewelry and meditation for tranquility

An iron oxide-hydroxide mineral

with inclusions that appear in patterns similar to moss or lichen

Bloody Iolite 10mm Round A Grade - 15-16 Inch Stone Type_Black Spinel · Material: Made from solidIolite 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.