Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Script Stone generally with the outside appearance

generally with the outside appearance well preserved

This is B–C grade rough

This material takes a fantastic polish

This listing is for ONE random pull Polished Fossil iridescent Red Ammonite from the Mahajanga Province of Madagascar

and can work into some truly captivating cabochons

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Script Stone generally with the outside appearanceTri 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