Split Agatized Ammonite
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AGATIZED QUARTZ ROCK STONE LAPIDARY SPECIMEN4 days LeftPolished Ammonite FossilApr 12, 2026Polished Ammonite FossilApr 12, 2026Polished Ammonite FossilApr 12, 2026AGATIZED QUARTZ AND FOSSILIZED CORAL ROCK STONE LAPIDARY SPECIMEN4 days LeftIrradacent Ammonite FossilApr 12, 2026Albert de Grossouvre (1849–1932) – Paleontological Study of Acanthoceras Ammonites4 days LeftRare Pyrite Ammonite, Lower Jurassic, Pliensbachian Stage, 190-182 million years BP. Nice PyriteApr 19, 2026Tractor Ammonite (Douvilleiceras) FossilApr 12, 2026Lot of 5 Orthoceras Ammonite Fossil, Devonian PeriodApr 12, 2026Colorful Translucent Red & Yellow Agatized Petrified Wood Arrowhead found in Yuma County Colorado.Apr 19, 2026Albert de Grossouvre (1849–1932) – Paleontological Study of Specimens – Lithograph3 days LeftAMMONITE HALVES ROCK STONE LAPIDARY SPECIMEN3 days LeftHighly Translucent Knife River or Agatized Petrified Wood Northern Sidenotch found in Montana. GreatApr 19, 2026Tractor Ammonite Fossil, Douvillericeras, Mid - Late CretaceousApr 12, 2026Tractor Ammonite Fossil, Douvilleiceras, Mid-Late CretaceousApr 12, 2026 
