Black Tourmaline 8mm Round A Grade - 15-16 Inch Tone there may not be a

there may not be a more beautiful blue-and-brown combination than that of Terra Agate

The combination of color and pattern variation are reminiscent of Red Creek Jasper

any color of the rainbow

this color forms black

Mohs Hardness: 7

Black Tourmaline 8mm Round A Grade - 15-16 Inch Tone there may not be aBlack 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