Tri-Flow Mahogany Obsidian Slab Lapidary Stone Slice Cut Rock Wilkes Formation The pieces in this mix

The pieces in this mix range in size from tumbling-grade fragments to larger cutter-sized chunks

Fireworks Obsidian also goes by the name of Flower Obsidian

While I do not use filters or enhancements

Weight: Approx 21

Sarape Jasper is named after the traditional Sarape Blanket

Tri-Flow Mahogany Obsidian Slab Lapidary Stone Slice Cut Rock Wilkes Formation The pieces in this mixTri Flow Obsidian comes from Glass Butte, Oregon, 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 usually pure and almost completely see through when held to light or cut thin enough, and the pattern waves are often in layers. The color generally comes from magnetite, which was present in the lava flow. Tri Flow Obsidian is getting