Green Tourmaline 2x4mm Faceted Rondelle - 15-16 Inch MDS5 but has been used historically

but has been used historically to describe the transparent variety

Madagascar Agate is a transparent

White African Opal is a white to cream to light tan stone with veining of black or gray

Its soft chatoyancy is reminscent of the moon's light

Tourmaline and Pyrite

Green Tourmaline 2x4mm Faceted Rondelle - 15-16 Inch MDS5 but has been used historicallyGreen Tourmaline ranges in color from pale green to dark emerald to shades of olive and moss green. It is an aluminum borosilicate mixed with iron, magnesium and other metals that give it its color. Tourmaline occurs in nearly every color in the rainbow and its name derives from turmali, the Sinhalese word for mixed color precious stone. Tourmaline began to be highly prized after George Kunz, a mineralogist and jeweler, sold a piece of Green