Iolite 6mm Double Heart Faceted - 15-16 Inch clover and the green color is

and the green color is caused by a reaction in the stone when the chrome is introduced to water

a Greek philosopher and botanist who also named the stone

Rutile is the mineral name for natural crystals of titanium dioxide

Pink Crazy Lace Agate is actually Crazy Lace Agate that has been color enhanced with pink to bring out the beautiful swirling and circular concentric patterns in the stone

Black Gold Amazonite is a member of the Feldspar family and varies in hue from robin’s egg blue to blue-green to black

Iolite 6mm Double Heart Faceted - 15-16 Inch clover and the green color isIolite 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.