Rare Polished Shammanite Shamanite Master Shamanite Crystal From USA - 1.9"

A very unusual and rare black polished Shammanite in great condition. Quite large for this mineral.
Master Shamanite is the name given to a black gemstone found in the Rocky Mountains of the USA. It is an unusual blend of carbon, calcite and a medley of trace minerals and tiny fossils.
Location: Rocky Mountains, USA
Size: 4.8 x 3.7 x 1.3 Centimeter
Weigh: 43.3 Grams