Yellow Green Tourmaline 3mm Banded Table Cut Cube A Grade Bead - 15-16 Inch mixed stone Opalite can have a blue

Opalite can have a blue appearance when placed against a dark background and appear milky white with a pink or orange glow against a light background

an opaque silicon dioxide mineral and form of microcrystalline Chalcedony

nearly 100 miles north of the Arctic Circle

a variety of Jasper containing variably colored spherical patterns

It is a particularly unusual gem because it exhibits a special optical property known as "tenebrescence

Yellow Green Tourmaline 3mm Banded Table Cut Cube A Grade Bead - 15-16 Inch mixed stone Opalite can have a blueTourmaline is classified as a semiprecious stone and occurs in a vast array of colors, everything from colorless to black, from pastel to bright to dark. It can even exhibit various colors within the same specimen. Its name derives from the Sinhalese word turamali, which translates to stone of many colors. Due to this variety of colors, Tourmaline has often been confused with other stones. Many stones in the Russian crown jewels from the 17th century