Outstanding Iridescent Ammonite Fossil 110 Million Years Old Cleoniceras AmmoniteHeartland Artifact Auctions4.7(868)$10(1 bid)Feb 15, 2026
Outstanding Iridescent Ammonite Fossil 110 Million Years Old Cleoniceras AmmoniteHeartland Artifact Auctions4.7(868)$10Feb 15, 2026
Ammonite Fossil Found In Madagascar 240-66 Million Years Old Devonian Period To The CretaceousHeartland Artifact Auctions4.7(868)$10(1 bid)Feb 15, 2026
1 3/4" Iridescent Fossil Ammonite, Cleoniceras, 110 Million yrs. oldHeartland Artifact Auctions4.7(868)$10(1 bid)2 days Left
3 1/2" x 2 3/4" Highly Iridescent Fossil Ammonite, Cleoniceras, 110 Million yrs. oldHeartland Artifact Auctions4.7(868)$102 days Left
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$50(20 bids)
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$40(14 bids)
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$45(16 bids)
Fossil Ammonite 408 to 65 Million Years Old Paleozoic to Mesozoic EraHeartland Artifact Auctions4.7(868)$10(1 bid)Feb 15, 2026
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$200(21 bids)
XL Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$110(13 bids)
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$160(13 bids)
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$35(6 bids)
Big Whole Sutured and Polished AMMONITE Fossil from MadagascarWestern Sportsman LLC4.5(79)$70(12 bids)
2 5/8" Highly Polished Fossil Ammonite, Paleozoic to Mesozoic Era-Stunning Specimen with InclusionsHeartland Artifact Auctions4.7(868)$102 days Left
SoldRainbow fossil ammonite specimenRainbow fossil ammonite specimen iridescent colors and nice finish on this natural fossil specimen. About 2- 3 inches and a condition is nice generally.See Sold Price
SoldRainbow ammonite fossil specimenOpalized ammonite specimen-iridescent material in shell - possibly from Canada possible 400 million years oldSee Sold Price
SoldAmmonite specimen opalized fossilAmmonite pearlized fossil 250 - 500 million years old with brillian silver rainbow colors - condition is good for its age -about 1 1/2 x 1 3/4 inchesSee Sold Price
SoldAmmonite specimen pearlized fossilAncient fossilized ammonite pearlized and showing rainbow sheen -about 2 inches in diameter and approx. 250 million plus years old - good condition especially for its age.See Sold Price
SoldNatural History Huge 18" Fossil Ammonite SpecimenArt by God, A Natural History Fossil Ammonite Specimen. This is a great pre historical conversation piece for the home or office. Museum quality and investment worthy. SHIPPINGHill Auction Gallery wilSee Sold Price
SoldFossil ammonite specimen AfricanFossil ammonite specimen from north Africa -about 250-500 million years old in original condition - about 6 1/2 x 3 1/2 inchesSee Sold Price
SoldPrehistoric Fossil Ammonite SpecimenPrehistoric fossil Ammonite specimen, from the Jurassic Period about 200 million years ago. Morocco origin. 1 1/4" X 1 1/2". Comes with 2 3/4" square display case.See Sold Price
SoldAmmonite bezel set pendantFossil ammonite specimen bezel set into pendant and in nice condition- about 1 1/2 inches.See Sold Price
SoldNatural History - British Dactylioceras Fossil Ammonite PairJurassic Period, circa 200-190 million years B.P.. The matrix with two Dactylioceras tenuicostatum fossil ammonite specimens. 1.6 kg, 14 cm (5 1/2 in.). From the Holderness Coast, Yorkshire, UK. [No RSee Sold Price
SoldRainbow Shell Fossil AmmoniteJurassic Period, 199-145 million years BP. A natural iridescent shell Parkinsonia sp. ammonite, in white card tray with label reading: 'Ammonite, Parkinsonia sp., Mid Jurassic Age (approx. 170 millionSee Sold Price
SoldFOSSIL AMMONITE STONE SPECIMENFrom a collection of Wedgwood and other selected ceramic/porcelain objects. Kindly examine all photographs provided in this listing or ask for a condition report. All items offered are in generally goSee Sold Price
SoldFOSSIL AMMONITE STONE SPECIMENFrom a collection of Wedgwood and other selected ceramic/porcelain objects. Kindly examine all photographs provided in this listing or ask for a condition report. All items offered are in generally goSee Sold Price
SoldLarge ammonite fossil specimen, ex PhillipsLarge ammonite fossil specimen, ex Phillips, Cretaceous Period, North America, likely the Bearpaw formation, opalescent ammonite (Placenticeras meeki) with fiery iridescent Ammolite, 21"h x 22"w x 5"dSee Sold Price
SoldACANTHOCERAS AMMONITE FOSSIL SPECIMEN ON BASEOversized Acanthoceras ammonite fossil specimen, on a black rectangular base, apparently unmarked. Approximate Dimensions: overall h. h. 24", w. 14.75", d. 9".See Sold Price
SoldLarge Ammonite fossil specimenLarge Ammonite fossil specimen, Mounted on patinated metal stand, 14.5"h x 18"w (fossil), 17"h (incl. stand)See Sold Price
SoldHuge double ammonite fossil specimenHuge double ammonite fossil specimen, Two beautifully preserved fossilized spiral shells on shale, mounted on natural stone base and slate plinth, 17"h x 14"l x 10"w (total), 12"dia x 7"d (larger), 7"See Sold Price
SoldLarge Ammonite Fossil SpecimenLarge Ammonite Fossil Specimen, median-line cut with quartz crystal inclusions. 13.75" L x 11.5" W x 3" D. Keywords: Fossils, Mineral specimens, Jurassic, CretaceousSee Sold Price
Sold(2) AMMONITE FOSSIL SPECIMENS ON MARBLE BASES(lot of 2) Fossilized ammonite specimens, Madagascar, each mounted on a black marble base, largest specimen: approx 5"h, 4.75"w, largest overall: approx 8 3/8"h, 4.75"w, 3.5"d, 6.75lbs total Start PriSee Sold Price
SoldMOROCCAN AMMONITE FOSSIL SPECIMEN ON ACRYLIC BASEFossilized ammonite specimen, Morocco, mounted on an acrylic base, specimen: approx 7"h, 6"w, overall: approx 8.75"h, 6"w, 3.75"d, 5lbs Start Price: $100.00See Sold Price
SoldAMMONITE FOSSIL SPECIMEN ON ACRYLIC BASEAmmonite fossil specimen, mounted on an acrylic base, specimen: approx 10.5"h, 9"w, 2.5"d overall: approx 12.75"h, 9"w, 4"d, 20.2lbs Start Price: $150.00See Sold Price
SoldAn orthoceras and ammonite fossil specimenAn orthoceras and ammonite fossil specimen20th/21st centuryComprising one orthoceras and three ammonite cephalopod fossils, each polished in relief within a polished matrix embedded with smaller fossiSee Sold Price
SoldLarge petrified wood rainbow slab slice fossil specimenNAME: Large petrified wood SIZE: 6,5 inch (165 mm) x 5,6 inch (145 mm) x 1,1 inch (27 mm) WEIGHT: 1,92 lbs (872 g) CONDITION: Very good condition ORIGIN: Chinle Formation, N. Arizona, USA This is a maSee Sold Price
SoldGEOLOGICAL AMMONITE FOSSIL SPECIMEN ON BLACK GRANITE BASEGeological ammonite fossil, on black granite base, specimen: approx 12.5"h, 10.75"w, 2.5"d, overall: approx 14"h, 10.75"w, 5"d, 20.25lbsSee Sold Price
SoldACANTHOCERAS AMMONITE FOSSIL SPECIMEN ON STANDAcanthoceras ammonite fossil specimen, on a curved custom iron stand, apparently unmarked. Approx. of the fossil h. 7", w. 8.75", d. 4".See Sold Price
