Dark charcoal grey to black raw chunks of regular grade Shungite. (This is not Noble or Elite Shungite)
Approximately 3 x 4cm each.
This product is sold per kilogram. A minimum purchase of 250 grams is required.
Black Shungite or Petrovsky Shungite contains 75-50% carbon; it has a deep black color, similar to coal. Black Shungite is industrially mined, and due to its composition – carbon, other minerals, and chemical elements – can be cut in various shapes and polished.