Highgrade Mexican Velvet Obsidian Rough Chunk! Marra Mamba Excellent for fossil collectors

Excellent for fossil collectors

Measurements (inches - longest - approx): 7 x 5

and one can easily double the value of this box with just 30 minutes to an hour on a trim saw

Weight: Approx 19

including multiple tunnels by the wood boring beetle

Highgrade Mexican Velvet Obsidian Rough Chunk! Marra Mamba Excellent for fossil collectorsMexican 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