TriFlow Mahogany Obsidian Slab! Lapidary Stone Slab! Utah Wonderstone These cephalopods had eyes

These cephalopods had eyes

but the red on the outside appears to be oxidation

This particular batch is from a new vein at the mine

Here is a great box of old stock material from prior to the 60s

TriFlow Mahogany Obsidian Slab! Lapidary Stone Slab! Utah Wonderstone These cephalopods had eyesTri 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