There are many different types of precious and semi-precious gems in Caspia. These are the better known: Common Azurite, Banded Agate, Blue Quartz, Eye Agate, Fire Agate, Hematite, Lapis, Malachite, Moss Agate, Obsidian, Rhodochrosite, Tiger-Eye, Tree Agate, Turquoise Uncommon Bloodstone, Carnelian, Chalcedony, Chrysoprase, Citrine, Crystal, Crystal quartz, Jasper, Moonstone, Onyx, Sardonyx, Smoky Quartz, Zircon Rare Alexandrite, Amber, Amethyst, Aquamarine, Chrysoberyl, Coral, Garnet, Jade, Jet, Lemon Quartz, Pearl, Peridot, Spinel, Topaz, Tourmaline, Tanzanite Exceptional Black Opal, Black Sapphire, Diamond, Emerald, Fire Opal, Jacinth, Opal, Ruby, Sapphire, Star Ruby, Star Sapphire See also: metals, materials