Fossilized Ammonite Polished Quartzite Formations

East Africa, Madagascar, Cretaceous period, ca. 145 to 66 million years ago. A superb, fossilized ammonite of the Cleaniceras genus, the tightly coiled shell is fully excavated from the sediment and p

**Originally Listed At $350** Ancient Seas, Triassic to Cretaceous Period, ca. 242.5 to 65.5 million years ago. This is a partial ammonite fossil that has been cut to reveal the fascinating interior w

Africa, Madagascar, late Cretaceous, ca. 71 million years ago. A collection of 54 pairs or 108 individual fossilized ammonite shells that have been professionally sliced in half then polished on one s

Beautiful fossilized polished ammonite of a light color, in excellent condition. Ammonites were predatory mollusks that resembled a squid with a shell. These cephalopods had eyes, tentacles, and spira

Excellent specimen

Very Large Fossilized Polished Ammonite. Size: 10 1/2 x 9 1/2 x 5 in. #2175

Excellent specimen

Excellent 250m+ year old specimen

Polished Fossilized Ammonite Display Specimen Collected probably from Madagascar, very nice polished patination The largest measures approx 3.5" in diameter, down to 2.5"

prehistoric, large grouping of fossilized nautilus and orthoceras shells encased in rock matrix, with acrylic stand, 26 x 16 in. - Provenance: Collection of Sandra Manheimer, Cary, North Carolina

**Originally Listed At $100** East Africa, Madagascar, Jurassic to Cretaceous period, ca. 200 to 66 million years ago. A pretty ammonite fossil hat has been cut and polished to reveal the natural and

Large Fossilized Orthoceras & Ammonite Plate. Origin Morocco. Polished top with raised fossils, flate base. Measures 13x12x1". Excellent condition.

Jurassic Period, 199-145 million years BP. A cut and polished ammonite with crystal formations in the cavities, from Madagascar. 705 grams, 15cm (6"). Property of a London lady; by inheritance; former

Ancient seas, Paleozoic period. ca. 400 million years ago. A gorgeous and large ammonite fossil with shimmering iridescence. The shell is nicely preserved, and the creamy white surface is polished to

Ancient Seas, North America, Paleozoic period. ca. 400 million years ago. A vibrant and large ammonite fossil that has opalized and developed shimmering iridescence from ammolite formations. The shell

North America, Canada, Alberta, Bearpaw formation, late Cretaceous, ca. 71 million years ago. A beautiful ammonite fossil has formed a fiery iridescence across the surface known as ammolite- an exceed

North America, United States, South Dakota, Pennington County, Cheyenne River, Pierre Shale Formation, Lower Cretaceous, 100.5 to 66 million years ago. A superb, fossilized ammonite of the Placenticer

North America, Canada, Alberta, Bearpaw formation, late Cretaceous, ca. 71 million years ago. Two fragments from fossilized ammonite shells with shimmering hues due to the formation of ammolite. Ammol

Large Ammonite Fossil Specimen - Mesozoic Era. Fossilized specimen with 4 ammonites and one oblong fossil. Polished invertebrate specimens with roughened background stone. 24 1/2" L x 15" W.

Southeast Asia, Indonesia, Timor, Permian, ca. 520 to 250 million years ago. This is a stunning silver pendant made of a fossilized ammonite that has developed 2 vugs with crystalline formations! The

North America, Canada, Alberta, or USA, Montana, Late Cretaceous period, ca. 71 million years ago. A beautiful ammonite fossil polished to showcase the mesmerizing suture marks that have developed pal

Upper Cretaceous Period (Campanian), 76-75 million years BP. A large ammonite, from Fox Hills Formation, South Dakota, USA, cut and polished displaying the distinctive pattern of the cross-section cha

Lot of fossils, including fossilized tree specimens, polished and unpolished ammonite, clam and other shells. Largest tree specimen 12 1/2"L, ammonite 3"-diameter (3 7/8"H total).

6 cut and polished ammonite halves to visualize chambers, on cards, 1.5 x 1.25 x 0.25" to 1.25 x 1.0 x 0.25"; 1 entire with label identifying as Hoploscaphite from Fox Hills formation, South Dakota, o