Fantasia Materials: 150 cts of Professional AA Grade Koroit Boulder Opal Slices - Raw Natural Crystals for Cabbing, Cutting, Lapidary, Polishing, Wire Wrapping, Wicca and Reiki Crystal Healing 150 Carats Total Weight of Hand Trimmed "AA" Grade Koroit Boulder Opal Slices Premium Material from an Exclusive Partnership with the Australian Mine Every Stone is Unique with Beautiful Colors and Patterns Stones are Photographed Wet to Showcase Their Potential 100% Authentic Fantasia Rough - A Brand Trusted Worldwide