Yellow Opal 6x12-10x20mm Free Form Dancing Drops A Grade - 15-16 Inch Wonderstone Iolite most commonly occurs in

Iolite most commonly occurs in shades of blue-gray

meaning that their facets were cut using industrial grade diamond

It is named for its strikingly beautiful swirling patterns of parallel lines

The inclusions can be so dense as to make the clear Quartz nearly opaque

olive green and gray to green

Yellow Opal 6x12-10x20mm Free Form Dancing Drops A Grade - 15-16 Inch Wonderstone Iolite most commonly occurs inYellow Opal is transparent to opaque, milky white to pale yellow in color. It sometimes features dark brown to black dendritic inclusions that branch like tiny tree limbs through the stone. Unlike other forms of opal, Yellow Opal does not display the changeable flash of internal luster that other opals are known for. Historically Opal was renowned as the Queen of Gems for its desirability and beauty.