Tri-Flow Obsidian Rough Chunk! Cab Measurements (inches - longest -

Measurements (inches - longest - approx):  4

with great cabbing potential in each and every chunk

it can still take a light polish as is

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Tri-Flow Obsidian Rough Chunk! Cab 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