Mexican Velvet Obsidian Slab - Green Purple Shimmer - 1960s Old Stock whisky-creek-brecciated-jasper and is from an ancient

and is from an ancient lakebed over what is now the Green River formation

and are intended to be cut

and it can also take a really good polish as well

These ammonites are approx 110 million years old

Colors & Patterns: Feathery strokes of red

Mexican Velvet Obsidian Slab - Green Purple Shimmer - 1960s Old Stock whisky-creek-brecciated-jasper and is from an ancientMexican Velvet Obsidian Slab Green Purple Shimmer 1960s Old Stock Here's a beautiful slab of Mexican Velvet obsidian, also known as Royal Peacock obsidian, from a 1960s collection. This vintage old stock piece displays beautiful green coloration with purple flecks that shimmer brightly when turned in bright sunlight. The velvety appearance with color flashes creates truly captivating cabochons. SPECIFICATIONS Material: Natural Mexican Velvet Obsidian