39 Ammonite & Snail Shell Fossils (Pyritized & Opalized

North Africa, Morocco, Devonian to Cretaceous, ca. 409 to 66 million years ago. A stunning collection of 38 ammonite fossils that not only fossilized but many have pyritized and opalized forming a shi

No Reserve! Title: 93.58 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 93.58 Size/Dimensions: 39.80 x 34.55 x 10.10 Additional I

Ancient Seas, Devonian to Cretaceous, ca. 409 to 66 million years ago. A stunning collection of 9 ammonite fossils that have pyritized and formed an opalescent surface on the exterior. Each shell is c

Opalized Shell Fossil Ammonite Cretaceous 100 M.Y.O. Madagascar 4"

No Reserve! Title: 93.58 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstone: Sea Shell Carat Weights: 93.58 Size: 39.80 x 34.55 x 10.10 Additional Information:

No Reserve! Title: 98.36 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 98.36 Size/Dimensions: 39.90 x 33.80 x 10.50 Additional I

No Reserve! Title: 93.58 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstone: Sea Shell Carat Weights: 93.58 Size: 39.80 x 34.55 x 10.10 Additional Information:

Baculites is an extinct genus of cephalopods with a nearly straight shell, included in the heteromorph ammonites. The genus, which lived worldwide throughout most of the Late Cretaceous, was named by

Silver Opalized Shell Ammonite Cretaceous ~ Madagascar

5" ammonite with opalized shell. Madagascar. Cretaceous, 100 million years old

No Reserve! Title: 70.90 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 70.9 Size/Dimensions: 37.55 x 31.95 x 9.40 Additional Inf

No Reserve! Title: 62.30 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 62.3 Size/Dimensions: 35.65 x 28.60 x 8.70 Additional Inf

No Reserve! Title: 58.53 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 58.53 Size/Dimensions: 34.60 x 30.05 x 8.50 Additional In

No Reserve! Title: 68.00 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 68 Size/Dimensions: 37.10 x 32.20 x 9.00 Additional Infor

No Reserve! Title: 67.04 ctz Natural Ammonite Fossil Seashell Snail Gemstone Color/Clarity: Brown / Opaque Gemstones: Sea Shell Carat Weights: 67.04 Size/Dimensions: 32.60 x 26.90 x 10.50 Additional I

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

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

A fossil of a Ammonite but in the middle. Approximately 2 inches long. Fossil, specimem, vintage fossil, collectible fossils, mollusks fossil, mollusks, tabletop accessories and decor, home decor, tab

3 3/4 by 1 7/8" Matching Ammonite Snail Fossils Mounted In a small box

HUGE 7 1/2" AMMONITE SHELL FOSSIL, VERY LARGE EXAMPLE, DISPLAYS WELL

Natural Polished Goniatite Ammonite Shell Fossil. 11 inches x 9 inches.

pture. Size 4 1/8 x 3 inches. Beautiful Ammonite Shell fossil with extensive detailed that has been preserved, cut in the middle into two pieces, the center shows beautiful pattern and colors. This un

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.

A cast stone ammonite shell fossil garden sculpture. Campania, Quakertown PA. 24-1/2in tall x 18in wide.