RARE Fire Glass Buttes Obsidian Rough Chunk! Flatrate but possibly some magnetite with

but possibly some magnetite with rainbow and mahogany coloration

This material has some awesome blue-green coloration

Fire Obsidian is easily one of the most rare forms of obsidian known to exist

Measurements(inches - largest - approx): 3

and Bat Cave Agate is a form of Moss Agate that can have nice colorations and patterns

RARE Fire Glass Buttes Obsidian Rough Chunk! Flatrate but possibly some magnetite withFire 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 practise, 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