Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Summerville Crazy Lace Agate It takes an excellent shine

It takes an excellent shine

Some cutters are in the random pull pile

and I do not believe any has been imported since then

Here is a stunning old stock mystery Petrified Wood slab from an old estate sale

This box contains 3 large polychrome jasper cutting rough chunks

Tri-Flow Mahogany Obsidian Slab! Lapidary Stone Slab! Summerville Crazy Lace Agate It takes an excellent shineTri 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