Amethyst is a powerful and protective stone. It guards against psychic attack, transmuting the energy into love and protecting the wearer from all types of harm, including geopathic or electromagnetic stress and ill wishes from others. Wearing the stone is believed to provide one with stability, strength, inspiration, and a true sense of peace, along with increased spiritual power. In addition, the stone is believed to enhance the immune system, as well as purify blood. It’s also beneficial for the stomach and liver.
Chakras - Third Eye Chakra, Crown Chakra
Zodiac - Virgo, Sagittarius, Capricorn, Aquarius, Pisces
Element – Air, Water
 
Quartz stone is believed to increase spiritual wisdom and insight, and promote clarity of thought. It’s also believed to increase one’s intuition and amplify prayers. In addition, Quartz is known to be good for treating headaches, dizziness and general pain relief, as well as healing emotional wounds. 
Chakras - Crown Chakra
Zodiac - All Birthsigns 
Element – All (Earth/Fire/Air/Water)