Plum Tourmaline 10mm Round - 15-16 Inch 7-6mm Ametrine is quartz that occurs

Ametrine is quartz that occurs in bands of purple and yellow

The green coloring has likened the stone of jadeite in the past

It is a very soft stone typically found near copper deposits

Occurring in sizes ranging from a grain of sand to the size of an apple

During the Renaissance

Plum Tourmaline 10mm Round - 15-16 Inch 7-6mm Ametrine is quartz that occursTourmaline 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