Hackmanite 8mm Round - 15-16 Inch Artistic Wire who used it extensively in

who used it extensively in their jewelry

The name “Turritella” comes from the name of the genus of marine gastropod mollusks whose remains are seen within the stone

Although most people think of diamonds as colorless

and it has been used throughout history for various purposes

Hackmanite 8mm Round - 15-16 Inch Artistic Wire who used it extensively inDiscovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem grade hackmanite; at best, most crystals are translucent. Hackmanite is the light pink to pale violet variety of sodalite. It is a particularly unusual gem because it exhibits a special optical property known as tenebrescence, a type of reversible photochromism. Hackmanite is very reactive under UV light.