RARE Fire Glass Buttes Obsidian Rough Chunk Lapidary Stone Magnetite Red River Jasper Prehistoric and visually stunning —

Prehistoric and visually stunning — a win for both fossil and jasper fans

Weight: Approx 29 Lbs

Some can have voids

We recommend doing the start of the polish with a rotary tumbler

but I could be wrong

RARE Fire Glass Buttes Obsidian Rough Chunk Lapidary Stone Magnetite Red River Jasper Prehistoric and visually stunning —Fire Obsidian is a bright fiery flash, which can sometimes contain other bright colors. It tends to run along a strand, and takes a lot of practice, patience, and skill to cut slabs and cabs of it. It is one that is recommended for lapidary veterans. Fire Obsidian gets the color and flash from magnetite, which are tiny microscopic metal flecks, that are embedded within the volcanic glass. Fire Obsidian is easily one of the most rare forms of obsidian