RARE Fire Glass Buttes Obsidian Rough Chunk! Nipomo Marcasite Botswana Agates were mined in

Botswana Agates were mined in a river bed

There are some super killer museum grade chunks in this

Every chunk has been sorted so that each one is hopefully good-quality

and is very similar to the material from Glass Butte Oregon

This slab is from an old stock chunk

RARE Fire Glass Buttes Obsidian Rough Chunk! Nipomo Marcasite Botswana Agates were mined inFire 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