Mexican Velvet Obsidian Lapidary Rough Chunk Volcanic Glass Royal Sahara Jasper which is where the white

which is where the white void filled patterns come from

This is a duo rough flatrate

The old stock Starburst Rhyolite cuts fantastically

Measurements (inches - longest - approx): 5 x 2

this one will be phenomenal

Mexican Velvet Obsidian Lapidary Rough Chunk Volcanic Glass Royal Sahara Jasper which is where the whiteMexican 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,