Blue Lace Agate 8mm Round - Large Hole Beads november_citrine Black Tourmaline is a black

Black Tourmaline is a black crystalline aluminum borosilicate mineral with occasional light gray inclusions that appear as flecks or veins

It is named for the Amazon River in Brazil

discovered a way to improve the quality of turquoise in the 1980's

This species is formally identified as Gliricidia sepium and can be found by different colloquial names in various parts of the world

It can be colorless

Blue Lace Agate 8mm Round - Large Hole Beads november_citrine Black Tourmaline is a blackBlue Lace Agate is a naturally occuring soft blue agate, laced with bands or swirls of brighter blue, periwinkle, white and occasionally gray or brown. It is one of the most rare and sought after forms of Agate. Agate is one of many varieties of banded Chalcedony, prized throughout history for its beautiful colors and patterns. It has been discovered with artifacts from cultures of the Neolithic Period, also known as the Stone Age, occuring 10,000