Natural History - Polished Fossil Wood Sections

Triassic Period, circa 250-200 million years B.P. A cut and polished section of fossilised tree with some fine detail. 348 grams, 13.4 cm (5 1/4 in.). From Madagascar. From a Cambridgeshire, UK, colle

Triassic Period, circa 250-200 million years B.P. A cut and polished section of fossilised tree with some fine detail. 329 grams, 15 cm (5 7/8 in.). From Madagascar. From a Cambridgeshire, UK, collect

Jurassic Period, 199-145 million years BP. A sawn and polished section of a fossil wood (petrified wood) log from Patagonia retaining some original grain, in old white card tray with old Gregory, Bott

A group of ten fossil branch sections of varying length and thickness. 1.2 kg total, 6.3-10.7 cm (2 1/2 - 4 1/4 in.). From Madagascar. Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's).

Miocene Period, 20 million years BP. A section of petrified wood, one side polished to show colours and structure. 1.43 kg, 26cm (10 1/4"). Property of a Kent, UK collector; acquired UK market, 1970-2

Jurassic Period, 199-145 million years BP. A cut section of fossilised tree with visible grain. 589 grams, 8cm (3"). Property of a London gentleman; acquired in the 1970s. [No Reserve]

Cretaceous Period, circa 150 million years B.P.. Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers. 269 grams total, 10.5-10.7 cm (4 1/8 - 4 1/4 in.). From Madagascar.Co

Middle Cretaceous Period, circa 150 million years B.P. Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers, some iridescence to outer surfaces. 220 grams, 95 mm each (3 3/

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

Triassic Period, 250-200 million years BP. A large section of fossilised wood with one side polished from Madagascar, with some fine detail. 1.3 kg, 11cm (4 1/4"). From an old Bristol paleontological

Triassic Period, 250-200 million years BP. A cut and polished section of fossilised tree from Madagascar, with some fine detail. 1.5 kg, 14.5cm (5 3/4"). From an old Bristol paleontological collection

Late Cretaceous Period, 70 million years BP. A polished section of the Baculites compressus straight ammonite showing the structure; with label. 122 grams, 80mm (3"). Property of a Kent, UK collector;

20 million years BP. A fossilised hardwood branch section with one polished end, from Banten, Indonesia; mounted on a custom-made stand. 2.2 kg, 18.5cm (7 1/4"). Property of a Lincolnshire, UK, gentle

20 million years BP. A fossilised hardwood branch section with one polished end, from Banten, Indonesia. 1.4 kg, 11cm (4 1/4"). Property of a Lincolnshire, UK, gentleman; acquired on the UK art market

Jurassic Period, circa 199-145 million years B.P. A composite plate containing a large number of variously sized ammonites, polished upper face. 835 grams, 24.7 cm (9 3/4 in.). From Madagascar. From a

Devonian Period, circa 417-354 million years B.P. Footed chalice with a wide bowl; fossil inclusions. 309 grams, 10.9 cm (4 1/4 in.). From a collection acquired on the UK art market from various aucti

Cretaceous Period, circa 113-100 million years B.P. Polished to reveal the internal suture lines, some iridescence to the centre. 188 grams, 93 mm (3 5/8 in.). From Madagascar. From a Lincolnshire, UK

Devonian Period, circa 417-354 million years B.P. A large sized freestanding textured matrix with two Goniatite sp. specimens and a single Orthoceras sp. specimen. 896 grams, 26.4 cm (10 3/8 in.). Fro

Devonian Period, circa 417-354 million years B.P. Cut and polished from a single fossiliferous block and each side set with a large Goniatite sp. specimen. 3.4 kg total, 15.3 cm high each (6 in.). Fro

Devonian Period, circa 417-354 million years B.P. Both set on a textured freestanding matrix and polished to reveal the internal gas chambers. 810 grams, 16 cm high (6 1/4 in.). From a Cambridgeshire,

Devonian Period, circa 417-354 million years B.P. Comprising three polished, dome-shaped masses, each with a central Goniatite sp. specimen. 368 grams total, 70-75 mm (2 3/4 - 3 in.). From the Atlas M

Devonian Period, circa 417-354 million years B.P. Comprising a bullet-shaped Orthoceras sp. specimen showing internal chambers, and two further polished shapes showing partials. 1.2 kg, 15.7 cm (6 1/8

Ordovician Period, 360 million years BP. A large cut and polished straight cephalopod Orthoceras sp. 295 grams total, 12.5cm (5"). From an old Lincolnshire collection 1980s; from Erfoud, Morocco, Nort

Miocene Period, circa 25 million years B.P.. Composed of several fossil sea urchins or sand dollars in a matrix. 4.6 kg, 34.5 cm (13 5/8 in.). From France.