Outstanding Iridescence. Ammonite Fossil. 110 Million Years Old. Cleoniceras AmmoniteHeartland Artifact Auctions4.7(874)$44(2 bids)177 Lots Away
Ammonite Fossil. Found in Madagascar. 240 - 66 Million Years Old. Devonian Period to the CretaceousHeartland Artifact Auctions4.7(874)$11(2 bids)174 Lots Away
Highly Polished Ammonite Fossil, Irridecent with Striking ColorsHeartland Artifact Auctions4.7(874)$10Apr 12, 2026
Ammonite Fossil, Found in Madagascar 240-66 Million Years Old, Devonian Period to the CretaceousHeartland Artifact Auctions4.7(874)$10Apr 12, 2026