Black Flower Tourmaline 8mm Round - 15-16 Inch Argentina with every gradient of gray

with every gradient of gray in between

blue or gray

a 19th-century German professor of chemistry and mineralogy

Its soft chatoyancy is reminiscent of the moon's light

Black Flower Tourmaline 8mm Round - 15-16 Inch Argentina with every gradient of grayBlack Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins. Tourmaline 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