Karelian Heritage Genuine Shungite Pyramid, Highly Protective Healing Crystal Pyramid (8 cm (3.14 inches), Non-Polished) PN06 Authentic shungite energy pyramid for chakra balancing Made of non-polished III type regular shungite. Type III shungite contains up to 50% of carbon. It has deep gray or black color, small pyrite infusions are possible. The size of the pyramid is 80 mm (3.14 inches). Shungite pyramids are known for being a powerful shield against EMF radiation, geopathic stress and any other forms of negative influence. Manufactured by Karelian Heritage Company and comes in original packaging with a business card