Mexican Velvet Obsidian Rough Chunk! Fossil which is where the red

which is where the red and black coloration is derived from

It greatly resembles the old material that use to be dug with Biggs Picture Jasper which went by the names of Biggs Picture Agate and Dolphite Agate

The Mosasaur was a powerful swimmer who spent its entire life in the sea

This is an old stock box of Montana Agate

Measurements (inches - longest - approx): 7 x 3

Mexican Velvet Obsidian Rough Chunk! Fossil which is where the redThis one is a pretty unique and interesting Smoky Purple! While its not as bright of a flash, it is a pretty unique color scheme! Mexican 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