Mexican Velvet Obsidian Lapidary Rough Chunk Volcanic Glass Leopard Skin Jasper but still has some great

but still has some great cabbing potential if your willing to work around some defects

Measurements (inches - longest - approx): 10

This box has been hand selected to ensure each and every chunk has great velvet pattern somewhere within

Color & Pattern: Flowing black

It tends to take a matte polish

Mexican Velvet Obsidian Lapidary Rough Chunk Volcanic Glass Leopard Skin Jasper but still has some greatMexican Velvet Obsidian is a higher quality obsidian with loads of magnetite that creates a velvet like pattern and flashes within. It often features many colors and works into some genuinely amazing cabochons. It takes an excellent polish and generally cuts fracture free. They can also make awesome pendants or be great for wire wrapping projects. The color in velvet obsidian is light sensitive. In order to see it, you need to be under bright light,