Black Obsidian 10x8mm Faceted Butterfly - 15-16 Inch 4-7x5-9mm black or brown veins running

black or brown veins running through it in web-like patterns

often with a mottled appearance

While sometimes marketed as jasper

s attention in the 1890s when a local geologist saw it glimmering in the moonlight and recommended that it be submitted as a representative stone from Norway to the World

Agate has been discovered with artifacts from cultures of the Neolithic Period

Black Obsidian 10x8mm Faceted Butterfly - 15-16 Inch 4-7x5-9mm black or brown veins runningEssentially 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)