Seraphinite 7x9-8x10mm Pebble - 15-16 Inch 16-Inch Strands Tourmaline naturally occurs in a

Tourmaline naturally occurs in a full color spectrum and is used as both a trade name and as a gemological name for a group of minerals of varying species Different forms of tourmaline may carry different metaphysical properties

It is one of the most rare and sought after forms of Agate

a hydrous copper silicate

black with rainbow colors

Seraphinite 7x9-8x10mm Pebble - 15-16 Inch 16-Inch Strands Tourmaline naturally occurs in aSeraphinite's chatoyancy (optical reflectance) gives it a feathery appearance associated with angels (also known as seraphim.) Seraphinite is most commonly found in shades of dark green and gray.