Shungite- attenuates electromagnetic emissions from electrical grids, computers, cell-phones, Wi-Fi, appliances, and other electronic devices. Shungite transforms harmful manmade EMFs into wave forms that are more compatible with our biology. It can purify water. This is all due to the crystal's carbon content.
Pyrite - is a powerful protection stone which shields and protects against all forms of negative vibrations and/or energy, working on the physical, etheric, and emotional levels. It stimulates the intellect and enhances memory, helping to recall relevant information when needed.