Highgrade Mexican Velvet Obsidian Rough Chunk! Mystery Jasper It is all highly agatized

It is all highly agatized material

These are 100% authentic fossil specimens from the world-famous Green River Formation in Wyoming

Here is a stunning 8 lbs 13 oz Polished display specimen showing some great flash

making it the perfect (and historically) material for Arrowheads

Approx) - 4 x

Highgrade Mexican Velvet Obsidian Rough Chunk! Mystery Jasper It is all highly agatizedMexican Velvet Obsidian is a higher quality obsidian with loads of magnetite that create the velvet like pattern and flashes within! It often features many different colors, and it works into some truly amazing cabochons! It takes an excellent polish and generally cuts fracture free! They can also make awesome pendants or can be great for wire wrapping projects! The color in velvet obsidian is light sensitive. In order to see it, you need to be under