Iolite Beads

Iolite is a translucent form of the cyclosilicate mineral Cordierite, displaying a light blue color with a purplish hue. Iolite commonly occurs in in metamorphic rocks, but is also found in association granites and pegmatites. Nearby accessory minera Iolite is a translucent form of the cyclosilicate mineral Cordierite, displaying a light blue color