Fantasia Materials: 100-125 ct Premium Koroit Boulder Opal Slice - A Grade - Raw Natural Crystals for Cabbing, Cutting, Lapidary, Polishing, Wire Wrapping, Wicca and Reiki Crystal Healing One 100-125 Carat Hand Trimmed "A" Grade Koroit Boulder Opal Slice 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