Agate Alexandrite Amber Amethyst Aquamarine Aventurine Beryl Bloodstone Carnelian Cats-Eye Chrysoberyl Citrine Coral Cordierite Diamond Diopside Emerald Garnet Golden Topaz Heliodor Iolite Jade Jasper Labradorite Lapis Lazuli Malachite Moonstone Morganite Obsidian Onyx Opal Pearl Peridot Pyrite Quartz Rhodocrosite Rock Crystal Rose Quartz Ruby Sapphire Spinel Star Diopside Star Ruby Star Sapphire Sunstone Tanzanite Topaz Tourmaline Turquoise Zircon   Thanks to Gumai for additional gemstone information.