Fossilized Madagascar Ammonite Fossil Group

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

Middle Jurassic Period, 170 million years BP. A group comprising: a Parkinsonia sp. ammonite from Madagascar; another unidentified ammonite; each in a card tray. 216 grams total, 62-81mm (2 1/2 - 3 1/

Jurassic Period, 150 million years B.P. A group lot consisting of four whole white ammonites. 98 grams total, 35-41 mm (1 3/8 - 1 5/8 in.). From Madagascar. Private Shropshire, UK collection. [4, No R

(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 Pri

Group of assorted cut, rough, polished and unpolished mineral specimens, crystals, quartzes, and more, together with a fossilized trilobite and ammonite with "Product of Morocco" sticker. From 6.5" L

**Originally Listed At $200** Africa, Madagascar, late Cretaceous, ca. 71 million years ago. This is a large and beautiful pendant made of a fossilized ammonite with iridescent hues, set in a sterling

A large group of collectible orthoceras ammonite type fossil rock sculptures, orthoceras belongs to extinct nautiloid cephalopod restricted to Middle Ordovician-aged marine limestones of the Baltic St

Collectible fish shape fossilized ammonite table sculpture, with stand, ammonites are a group of extinct marine mollusc animals of the class cephalopods, that are often found as fossils in marine rock

Group of four fossilized ammonite sculptures, ammonites are a group of extinct marine mollusc animals of the class cephalopods, that are often found as fossils in marine rocks dating from the Devonian

A large group of ammonite fossilized sculptures, ammonites are a group of extinct marine mollusc animals of the class cephalopods, that are often found as fossils in marine rocks dating from the Devon

Cretaceous Period, Albian Stage, 113-100 million years BP. A group of eight small A-grade cut and polished Cleoniceras sp. ammonites from Madagascar, with the distinctive pattern of the cross-section

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

Middle Jurassic, Inferior Oolite, Aalenian Stage, 170 million years BP. A group of two fossil ammonites on matrix, one Graphoceras sp. and the other possibly Leioceras sp., in old white card trays, on

Matched pair of sliced and polished Madagascar ammonite specimens; several open chambers showing druzy crystals; with unusual mineral deposits in iron red to light brown coloration; L: 4 3/4" &#40

Three sliced Madagascar ammonite fossils: specimen with many open chambers, containing druzy crystals; together with pair, with rich brown crystal-filled chambers; L: 5 1/4" (largest)

Cretaceous Period, 145-65 million years BP. A group of twenty-two Perisphinctids of various sizes and an echinoderm. 522 grams total, 22-69mm (1 - 2 3/4"). Private collection, Cambridgeshire, UK; acqu

Cretaceous Period, 145-65 million years BP. A group of twenty-two Perisphinctids of various sizes and an echinoderm. 522 grams total, 22-69mm (1 - 2 3/4"). Private collection, Cambridgeshire, UK; acqu

Jurassic Period, circa 200 million years B.P. Promicroceras planicosta with iron stained surface giving a beautiful contrast in colour, from the Lower Lias, Obtusum Zone. 42.53 grams, 67 mm (2 3/5 in.

Genuine Gemstone Product Name: Fossil Shape: See As On Picture Size: 35 x 30 x 7 Mm. Color: Multi-Color Clarity: Opaque Luster: None Total Weight: 88.79 Ct. Treatment: Un

Jurassic - Cretaceous Period, 201-66 million years BP. A group of ten ammonites of several species from different geological time periods. See http://jurassiccoast.org/fossilfinder/ 3.6kg total, 7-11c

Cretaceous Period, 145-65 million years BP. A group of three polished Cleoniceras sp. fossil ammonites with opal lustre to the centres. 240 grams total, 64-70mm (2 1/2 - 2 3/4"). From a Cambridgeshire

Middle Cretaceous, Albian Stage, 150 million years BP. A group of three Douvilleiceras sp. ammonites, sometimes known as a goat horn, polished to reveal the rich calcites and striking suture patterns.

Middle Cretaceous Period, circa 150 million years B.P. Comprising three Douvilleiceras sp. specimens (sometimes known as a Goat Horn), polished to reveal rich calcites and suture patterns. 160 grams t

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