Crystal Amethyst Selenite “Quartz is one of the most common gems on earth. It is believed that it can be used as a... Quartz Crystal ball “This crystal, used frequently in ancient Egypt, brings about psychic awareness and truthfulness. Lapis Lazuli Jade Obsidian Pages in category "Crystals" The following 15 pages are in this category, out of 15 total. A Agate Alum Amazonite Amber Amethyst A cont. Apache Tear Aquamarine AventurineC Crystal Crystal ball J JadeL Lapis LazuliO ObsidianQ QuartzS Selenite Retrieved from "http://magick.wikia.com/wiki/Category:Crystals"