4 3/16" Geniculate Slate Bannerstone Found in Northern Ohio.North American Artifact Auctions4.7(237)$110(2 bids)Feb 28, 2026
2" Red Ochre Stone Hematite Missouri EX: Emmit Schultz Coll.Heartland Artifact Auctions4.7(872)$10Mar 08, 2026
DINOSAUR BONE CABOCHON ROCK STONE LAPIDARY SPECIMENCol. Christie Hatman Auctioneers4.3(485)$83 days Left