Iridescent Rainbow-Shell Ammonite Group

Cretaceous Period, Albian Stage, 113-100 million years BP. A group of four naturally iridescent rainbow-shell Cleoniceras besairiei ammonites from Madagascar with clean centres. 144 grams total, 25-64

Cretaceous Period, Albian Stage, 113-100 million years BP. A group of three A-grade naturally iridescent rainbow-shell Cleoniceras besairiei ammonites from Madagascar. 157 grams total, 52-61mm (2 - 2

Cretaceous Period, 145-65 million years B.P. A group of five natural iridescent rainbow shell Cleoniceras besairiei ammonites; held in a white card collector's tray. 30-39 grams, 45-52 mm width (182 g

Cretaceous Period, Albian Stage, 113-100 million years BP. A natural iridescent rainbow-shell Cleoniceras besairiei ammonite from Madagascar. 190 grams, 91mm (3 3/4"). From an old Bristol paleontologi

Jurassic 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 million

Cretaceous Period, circa 113-100 million years B.P.. Cleoniceras besairiei with large portions of the shell with rainbow iridescence. 242 grams, 10 cm (4 in.). From a Lincolnshire, UK, collection. [No

Opalized ammonite specimen-iridescent material in shell - possibly from Canada possible 400 million years old

Great piece. Measures approx. 2" long x 1 1/2" wide. The surface of the fossil has crystallized in a way that creates an iridecent effect with colors ranging from green to orange. Very beautiful.

Art glass iridescent, rainbow aurene surface conch shell paperweight sculpture. Imported or made by George Good, with original label underneath. Measures 4" long. Please note that this lot has a confi

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

Africa, Madagascar, late Cretaceous, ca. 71 million years ago. A stunning sterling silver bracelet comprised of 5 fossilized ammonite shells with warm iridescent hues. The ammonites are set into form

3.5-4cm Weight: 75 grams

Rainbow fossil ammonite specimen iridescent colors and nice finish on this natural fossil specimen. About 2- 3 inches and a condition is nice generally.

Africa, Madagascar, ancient seas, ca. 400 million years ago. A tall group of ammonites and other ancient shells fossilized in a hardened grey matrix. The ammonites range in color from a rich reddish b

Carlo Scarpa, 'Rainbow shell' vase, c. 1942, Model no. 1351. In the form of a nautilus. H. 20 cm. Execution: Venini & C. Clear glass, matt iridescent. Marked: venini murano MADE IN ITALY (acid sta

Jurassic Period, 199-145 million years BP. A group of three fossil Perisphinctes sp. ammonites with much of the original shell material remaining. 380 grams total, 68-76mm (2 3/4 - 3"). From an East A

Group of 3 mid century high style Murano bullicante art glass items including Archimede Seguso iridescent shell sculpture, Barovier & Toso pink and gold fleck "pitcher" vase, and attr. Barovier & Toso

includes intertwined silver tone, silver chunk in geometric style, maroon with glittery faux stones possibly bakelite, wide shell elastic cuff iridescent, mosaic of shells, intertwined beads and squar

A nice group of five sterling silver rings. Stones include Amethyst Lace, Ruby Fuchsite, Rainbow Moonstone, Abalone Shell and Ocean Jasper. Sizes range from 7-9.

Group of Thirty-seven Assorted Glass Paperweights, to include several in the form of mushrooms, two marked Wedgwood, one marked "Rainbow, West VA", along with several iridescent glass paperweights. Pr

Jurassic to Carboniferous Period, 199-3 million years B.P.. Mostly consisting of various species of ammonite, together with a number of shells. 362 grams total, 10-87 mm (3/8 - 3 3/8 in.). Acquired on

Group (2) Zuni Rainbow Guardian brooches, First half 20th c., silver Kachina spirit inlaid with turquoise, coral, shell and jet, unmarked, collection inventory label taped verso of each, 3.5"l (larger

Group of seven collectible opalized iridescent baculite chalodop fossil sculptures, wherein one with a stand, baculite is an extinct genus of cephalopods with a nearly straight shell, included in the

Cretaceous Period, Albian Stage, 113-100 million years BP. A group of two A-grade, cut and polished Cleoniceras sp. ammonites from Madagascar, polished through much of the shell to reveal the calcite