Holiday Savings! Check it out! The Collection Explore our full collection of crystals and minerals in the Vortex online store. New inventory added weekly Obsidian - Volcanic Glass Categories: All Quartz Family Clusters, Geodes and Formations Polished and Carved Stones Rare and Collector Specimens Chakra and Energy Stones Obsidian - Volcanic Glass Miniatures and Affordable Finds Museum/Showcase Pieces All / Silver Sheen Obsidian – #351 $8.00 Add To Cart Added!