Ancient Polished Orthoceras Fossil

Ancient seas, ca. 400 million years ago. Both of these have been highly polished and have attractive reds, browns, whites, and blacks in their coloration. The first is a long, thin Orthoceras fossil.

The ancient ancestor of the Nautilus and today's Squid. Very pretty in a polished black-marble matrix. Morroco. Paleozoic Era, 488 Million Years old.

The ancient ancestor of the Nautilus and today's Squid. Very pretty in a polished black-marble matrix. Morroco. Paleozoic Era, 488 Million Years old.

The ancient ancestor of the Nautilus and today's Squid. Very pretty in a polished black-marble matrix. Morroco. Paleozoic Era, 488 Million Years old.

Devonian Period, 417-354 million years BP. A rectangular stone block displaying orthoceras fossils, polished on all six faces. 8 kg, 30 x 7 x 14cm (11 3/4 x 2 3/4 x 5 1/2"). Property of a London gentl

Large polished orthoceras fossil plate, with numerous orthoceras embedded in rock surface, approx 25"l, 14"w Start Price: $100.00

Rare well preserved specimen; 24"

Large black polished orthoceras fossil plate, with numerous orthoceras embedded in rock surface, approx 13.5"l, 22"w, 22lbs **Provenance: Eight Point Ranch, Elgin, Texas** Start Price: $80.00

Polished orthoceras fossil plate, with numerous orthoceras embedded in rock surface, approx 14.25"h, 13.5"w, 13.25lbs Start Price: $80.00

Large size Polished Orthoceras Fossil Stone w/Attribution. 15" long. In-house shipping available. Pickup is Sunday July 24th from 10 am to 5 pm in Marietta, Ohio and Monday July 25 from 9 am to Noon a

Polished orthoceras fossil plaque; of Moroccan origin; showing ribbed suffusions of gray and white; Provenance: Collection of Bill Welter, Scottsdale, AZ; L: 19" (approx.)

A large plate measuring 19" x 13". Shipping: This item is not eligible for in-house shipping. It may be picked up locally by you or the shipper of your choice. We recommend the Battle Creek Pak Mail S

A Large Polished Orthoceras Fossil Specimen Slab. H: 1 3/4 W: 9 D: 11 in. The absence of a condition statement does not imply that the lot is in perfect condition or completely free from wear and tear

Silurian Period, 400 million years BC. A free-standing pillar of orthoceras-rich matrix, with four specimens exposed and polished. 1.4 kg, 23cm (9"). From an important London collection, acquired in t

Black with areas of white quartz flakes. Excellent condition. 15.5" x 8.75".

Devonian Period, 400 million years B.P. An Orthoceras fossil in matrix, polished. 350 grams, 13.2 cm (5 1/8 in.). From Atlas Mountains, Morocco, North Africa. Private Shropshire, UK collection. [No Re

Polished Display Tower Specimen of Orthoceras Fossil Orthoceras, meaning "straight horn", is a genus of extinct nautiloid cephalopod restricted to Middle Ordovician-aged marine limestones from the Bal

6" Polished Orthoceras Fossil, Excellent Definition Reserve: $10.00 Shipping: Domestic: Flat-rate of $10.00 to anywhere within the contiguous U.S. International: Foreign shipping rates are determined

5" Polished Orthoceras Fossil, Fantastic Detail and Coloring Reserve: $10.00 Shipping: Domestic: Flat-rate of $10.00 to anywhere within the contiguous U.S. International: Foreign shipping rates are de

Polished Orthoceras Fossils approx. 9" x 8" slab

Polished orthoceras fossil plate, mounted on an acrylic base, approx 17"h, 9"w, 4"d, 11.4lbs Start Price: $100.00

Polished Orthoceras fossil. Measures 13x13in.

Devonian Period, 419-358 million years BP. A heavy pair of bookends, each with a polished orthoceras fossil. 3.7 kg total, 15.5 cm each (6 1/4"). From a Cambridgeshire, UK, collection. [2, No Reserve]

Large brown polished fossil plate in stone matrix, with nine small ammonites and four Orthoceras embedded in natural stone surface, approx 20.5"l, 19.75"w, 32lbs **Provenance: Eight Point Ranch, Elgin