Yellow Opal 6-7mm Table Cut Cube - 15-16 Inch blood quartz It is known for its

It is known for its colors -- dark green and mustardy yellow

This makes sapphires very durable and scratch-resistant

Shiny and sparkling at the same time

second only to Quartz

Yellow Opal 6-7mm Table Cut Cube - 15-16 Inch blood quartz It is known for itsYellow 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.