Mexican Velvet Obsidian Rough Chunk! Howardite Opal while some take an attractive

while some take an attractive matte polish

Measurements (inches - longest - approx): 8 x 3

this is certainly one slab you wont want to miss out on

It can be so bright that the camera thinks it is a light source

So far this coprolite has been well silicated and pretty similar to Utah Coprolite

Mexican Velvet Obsidian Rough Chunk! Howardite Opal while some take an attractiveMexican 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