Quartz has become the most well known of all the minerals. Quartz is the second most abundant mineral on earth. There are numerous variations of quartz found in nature, ranging from Smokey Quartz with it's brown hue to Rose Quartz with it's shaded pink coloration. Quartz crystals are said to heal and cleanse and even balance our chakras. Quartz can improve our physical and mental and emotional well-being in addition to strengthening our intuitive abilities.