Thanks for lookingjamey said:i think its a natrual formation,some type of fossil fell out of it.but i could see someone carrying around hot embers in it,if they had found it, jamey
..Bad thing is i have rocks everywere DangTnMountains said:Geofact blown out of a cave or spring. I have piles of them. We used to call them paint pots,haha.
..Thanks for looking