Silicified fossils on natural limestone matrix

Fossil Limestone Urn with Lid Pakistan 5lb 14oz

225-100 million years BP. A mixed group of fossils comprising of: three fossilised cut and polished tree branch sections, a fish fossil in a limestone matrix, two ammonite fossils in a matrix. 272 gra

Jurassic Period, 199-145 million years BP. A fossil ammonite in limestone matrix, upper face polished for display. 707 grams, 13.5cm (5 1/4"). From an old Hampshire collection; from Jurassic Coast, Ly

Natural Matrix Fossil Pliesiosaur Cretaceous Morocco 100 M.Y.O.

Large Moroccan Stone Panel With Four Ammonites and an OrthoceraPaleozoic Era, being polished fossil cephalopods in a limestone matrix. 17-1/2 x 22-1/2 x 3 in. Private North Carolina Collection Additio

Fossil Limestone Plate Triassic Pakistan 10"

Fossil Dinosaur Egg Hadrosaur in Natural Matrix Collected & Prepared 1997 8lb 4oz

Eocene Period, 58-36 million years BP. A rectangular limestone matrix displaying two fossil fish, showing individuals squashed up against one another. 260 grams, 9 x 13.8cm (3 1/2 x 5 1/2"). Private S

Natural Trilobite Fossils in Matrix. Measures 12 inches in diameter.

Clamshell in Limestone Sphere China

Large Natural Trilobite Fossil in Matrix. Measures 19 inches by 13 inches.

Cretaceous Period, 145-65 million years B.P. A pair of rectangular sedimentary matrices, each containing a fossil shrimp. 139 grams total, 56-71 mm (2 1/4 - 2 3/4 in.). From Lebanon.Ex Lincolnshire, U

Chrysanthemum flower stone of Chinese origin. The "flowers" are a natural formation of celestite crystals in a limestone matrix. Measures 8.5"L x 4.5"W x 14.5"H. Condition report: Good condition, no i

Lot of two natural specimen fossils encased in stone matrix. Measure from 1/4" - 3 3/4" in height x 4 1/4" - 5" in length. No apparent markings. Condition: Good overall condition having normal surface

A mixed mineral group comprising: a limestone matrix with rare blue quartz inclusions, a domed basalt matrix richly covered in green olivine crystals, a powdery limestone matrix carpeted with celestit

A cluster of transparent, intergrown purple fluorite cubes on limestone matrix, in old white card tray. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.172-173. 246 grams, 85mm (3 1/4"). Fou

Fossil Limestone Plate Pakistan 10"

Fossil Limestone Sphere Pakistan

Fossil Limestone Serving Tray 11 x 8"

Eocene Period, 58-36 million years BP. A fossil Diplomystus fish from the Green River Formation, Lincoln County, Wyoming, USA. 559 grams, 23cm (9"). From the Pradi Collection, Boston, USA acquired dur

Large Natural Dipomystus Dentatus Fossil in Matrix. The fossil is broken and can either be sized down or repaired. Please see catalogue photos. 38 inches x 20 inches.

Polished orthoceras in matrix. Morocco Devonian, 400 million years old. 7oz

Orthoceras in matrix tower. Morocco, Devonian, 400 million years old. 3lb

Eocene Period, 58-36 million years B.P. A well-preserved Knightia alta sp. fish in a rectangular limestone matrix. See Grande, L., The Paleontology of the Green River Formation, with a review of the f