There is a bunch of minerals and rocks that are able to ward off evil spirits but may have something interesting about them too. I shall mention it later on.
Zircon is one of the most beautiful lustrous stones that can do this. It can also help with calm deep sleeps, for those who have insomnia they can slip a zircon under their pillow at night. It's believed zircon the gem is said to help those mental illness and to become energised, calm and clear headed. Zircon is associated with wisdom and good luck. In Medieval times, zircon was believed to protect against illnesses so people carried the stone with them on their travels.
Tourmaline is a gemstone with many healing properties. It can influence a person's mindset and energy, helping to elevate a sense of self esteem, bringing stronger feelings of confidence. Therefore it's considered a stone used for bringing positivity, protection and can ward off evil spirits. Black tourmaline is the one that guards against negative energy. Green tourmaline heals the body and represents wood.
Amethyst is a purple coloured stone that lowers anxiety and helps relieve emotional stress. It's used to protect against evil spirits. There are many healing properties in amethyst including helping someone to sleep well, improving mental illness and for emotional wellbeing. It wards off pain and it's able to reduce headaches.
Smoky quartz is a good stone for emotional stability, as well as warding off evil spirits. The stone can help in building ones own confidence, feeling calm and relaxed, a focused mind, clear understanding and better inner peace. It's often used as a healer for multiple things from pain relief to fertility.
Quartz is a crystal that looks stunning like ice and also can resemble a diamond. This is the most powerful healing stones, it can clear away negative energy, strengthen calmness of mind and body, spiritual growth, calmness and focused mind. It's used for mental and emotional stability, balance and calm. It purifies the body, getting rid of evil spirits and enhancing spiritual insight and clear meditation.
What these gemstones have in common is their significance to being popular healing stones with magical uses. They're used as relics, talismans and even protection against evil spirits. Surprisingly though they are all naturally radioactive. These gemstones have very tiny low level amounts of radiation that happened when they were formed deep in the ground which doesn't cause any harm.
There are dangerous harmful gemstones that include samarskite (it contains uranium), autunite (also with uranium) and ekanite (it's got thorium. Also it aparrently wards off evil spirits!).
Storm Valkyrie