Shungite is a rare, ancient mineral, estimates to be several billion years old, 98% carbon, contains small amounts of Fullerenes which is a microscopic, hollow, natural, pure carbon molecule, scientifically proven to protect against EMF radiation, heal the body cleanse and purify water.

Approximately 0.5-0.75 inches. Ajustable size! Handamde with peruvian silver, holds really well and can be polished with a sterling silver polishing cloth.