A flat of 20 large raw mixed minerals, stones and crystals. A wonderful collection of special specimens. Flat includes Diopside, Zebra Jasper, Optical Calcite, Black Obsidian, Amazonite, White Aragonite, Serpentine, Lemon Quartz, Amethyst, Tiger Eye, Black Tourmaline, Lepidolite, Rose Quartz, Selenite, Fuchsite, Sodalitic Blue Quartz, Smoky Quartz, Orange Calcite, Emerald, and Quartz. Each piece is set in a 2 x 2 1/2" section with a property card.