Shungite Tumbled Stones M 250g 14-22MM

250 g ca 20 mm Water Stones
Shungite Tumbled Stones
About 200 g of the rounded off stones in natural black.
A black shungite tumbled stone. As a pocket stone it will be perfectly.
Shungite can leave grey stains on the surface. You can remove them with water and soap.

If Shungite stones have contact with water, the surface loses its gloss, the surface will change.

Attention ! Schungite as water stone
When using Schungite as a water stone, please use the test tube method, i.e. put small stones in a test tube into the drinking water to avoid direct contact, as it is still unclear whether the release of hydrocarbons can be completely excluded.