This is Petrovsky Shungite which has been ground into a fine powder. The 2nd highest grade of Shungite. We import this directly from our suppliers in Karelia, Russia.
Approx weight is 25gms
This is supplied in small plastic bags.
Approx 25 micron particles.
Please take care when opening the bags as they are filled. We add as much as possible but it is your responsibility not to spill them when opening.