Mexican Velvet Obsidian Rough Chunk Biggs Picture Jasper This chunk of Dinosaur Bone

This chunk of Dinosaur Bone does not appear to have much silica present

Peach Lace Agate

and so far our cutting from each spot has yielded some great results

It often features many different colors

Agua Nueva Agate

Mexican Velvet Obsidian Rough Chunk Biggs Picture Jasper This chunk of Dinosaur BoneMexican 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