Highgrade Mexican Velvet Obsidian Rough Chunk! Mexican Agate Most of these thundereggs were

Most of these thundereggs were dug before the 1970s

and most if not all of it yielded gorgeous red plumes

This wood has some very interesting herring bone pattern

It was so bright that my camera had trouble taking photos of them just because they were so intense

Obsidian is generally black under normal conditions

Highgrade Mexican Velvet Obsidian Rough Chunk! Mexican Agate Most of these thundereggs wereThis is a large gorgeous mutli colored boulder of Velvet Obsidian. It is showing magnetite all the way through! Chunks this large of velvet obsidian are very rare! Imagine the slabs that will come from this beauty! 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