Iolite 6mm Round Faceted A Grade - 15-16 Inch 5X7mm-8X10mm is often mistaken for turquoise

is often mistaken for turquoise due to its rich blues and blue to greens

Sonora Jasper is the trade name for Sonora Dendritic

Chiastolite is also known as the Cross Stone for the cross matrices of browns

white and black

Iolite 6mm Round Faceted A Grade - 15-16 Inch 5X7mm-8X10mm is often mistaken for turquoiseIolite 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.