Re: For Spirit Stoykovich I just read your posting using the activated Charcoal ...

Cudos to Spirit to his careful methods....though I have to think there is a lab he could send the stones to for analysis and know for sure.

Also I don't see how the olive oil explanation can create the thousands of tan and various other shades of brown, black and yellow stones that I have had come out. And all the "tons" of hard little gravel and also the much larger hard shelled tan stones with dark ,dried up centers.

Jim Tweet