Huge Velvet Obsidian Slab – Flashy Mexican Lapidary Stone with Color Shifts Agatized I don't enhance images

I don't enhance images

Cobalt or Manganese are often used instead of copper in blue

It was a smaller fossil deposit that came to the surface

and you should be able to get multiple cabs displaying some of this rare material

While turning it slowly when wet or polished

Huge Velvet Obsidian Slab – Flashy Mexican Lapidary Stone with Color Shifts Agatized I don't enhance imagesVelvet Obsidian Slab Large Old Stock with Intense Flash and Rare Color Play This is a massive slab of Mexican Velvet Obsidian, absolutely packed with vivid flash and layered velvet patterning. Velvet Obsidian is already a rare material, but finding it in a slab this large is exceptionally uncommon. Most pieces come out as small, trimmer sized chunksthis slab is a true collectors opportunity. Measurements (inches longest approx.): 8. 9 x 5. 9 x 0. 30