Iolite 2mm Cube Table Cut AA Grade - 15-16 Inch Stone Type_Mixed Moonstone manganese and other metallic oxides

manganese and other metallic oxides captured during the forming of the rock

and can display a nearly emerald green color due to the presence of Chromium within the stone

Mohs Hardness: 7

The holes in these beads are straight

Iolite 2mm Cube Table Cut AA Grade - 15-16 Inch Stone Type_Mixed Moonstone manganese and other metallic oxidesIolite 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.