Black Obsidian 6mm Hexagon - 15-16 Inch Gem Master & Sons and it constitutes a major

and it constitutes a major portion of many of the earth's rocks

providing a robust and lasting alternative to traditional beading cord

Perfect for gift giving or keep for yourself

its physical properties vary: its specific gravity may lie between 2

The Ruby inclusions in this stone are pink to reddish purple to dark purple

Black Obsidian 6mm Hexagon - 15-16 Inch Gem Master & Sons and it constitutes a majorEssentially a volcanic glass, Obsidian ranges in color from opaque black, to green, brown, mahogany, black with rainbow colors, black with snowflake patterns, black with a golden sheen, and translucent black (Apache Tears)