Black Obsidian Cobble - Spalled Face Solo/Pair:Solo (1 pc) The wood exterior gives it

The wood exterior gives it a simple

Pyrite forms when iron and sulfur combine under high heat and pressure

often aligning in repeated

due to its toxicity

Chinese deposits

Black Obsidian Cobble - Spalled Face Solo/Pair:Solo (1 pc) The wood exterior gives itMined from: Burns, Lake County, Oregon, U. S. A. Description: Black obsidian from the Burns area of Oregon is a natural volcanic glass with a clean, dark body color and a bright vitreous luster. A spalled face shows the fresh interior where the stone has broken with the curved, shell like fracture obsidian is known for, giving it sharp edges and a raw, glassy surface. It has a stark, clean look that makes it popular for display, flintknapping, and