Obsidian was pretty fun to work with. We received two large obsidian rocks, which we cut into super thin transparent slices and attempted to create a cube. The result turned out pretty cool. I ...

Obsidian mahogany. Igneous rock. Rotation on a dark background. Ornamental stone. Jumping From Cliffs to Rough Water Below Maui, Rocky Coast - Seashore obsidian stock videos & royalty-free footage ...