TriFlow Mahogany Obsidian Slab! Lapidary Stone Slab! Rainbow Obsidian Measurements (inches - longest -

Measurements (inches - longest - approx):3

Treatment: Lightly cleaned for visibility

Some natural fractures or break-off may naturally exist

and it also takes a mirror grade polish as it is a volcanic glass

Apple Valley Jasper is collected from the same location and the popular Apple Valley Agate (Sahara Desert of Morocco)

TriFlow Mahogany Obsidian Slab! Lapidary Stone Slab! Rainbow Obsidian Measurements (inches - longest -Tri Flow Obsidian comes from Glass Butte Oregon, and is a gorgeous form of mahogany obsidian that often has multiple grains and currents of flow! Tri Flow can make some designer grade cabochons, as the obsidian between is often pure and almost completely see through when held to light or cut thin enough, and the waves of pattern are often in layers! The color generally comes from Magnetite that was present in the lava flow! Tri Flow Obsidian is