Yellow Opal 6mm Faceted Round - 15-16 Inch Finished Gemstone Pendant its oldest known use being

its oldest known use being in Egypt more than five thousand years ago

it was named after Robert Carl Sticht the manager of the mine

this gemstone in its polished state looks like what it would be like to capture smoke in a stone -- bottomless black mixed with white wisps

It's a beautiful specimen

second only to Diamond

Yellow Opal 6mm Faceted Round - 15-16 Inch Finished Gemstone Pendant its oldest known use beingYellow 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.