Natural History - Polished Orthoceras Book End Pair

Devonian Period, circa 417-354 million years B.P.. Each polished and cut from a single block containing multiple Orthoceras sp. and other fossil specimens. 1.95 kg total, 12.2 cm high (4 3/4 in.). Fro

Devonian Period, 417-354 million years B.P. A pair of polished fossil book ends, each trapezoidal and displaying a raised Orthoceras sp. fossil. 2 kg total, 12 cm high each (4 3/4 in.). From Morocco,

Devonian Period, 417-354 million years B.P. Comprising a pair of polished fossiliferous matrices set with a polished Goniatite ammonite. 3.4 kg total, 15 cm high (5 7/8 in.). From a Cambridgeshire, UK

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

An estate collection of assorted vintage natural bookends made from polished rocks and crystallized center stones. Includes (1) 8" x 4" x 3" pair of vintage natural orange onyx stone bookends, (1) pai

Devonian Period, 417-354 million years B.P. and later. A matched pair of book ends, made from a cut and polished matrix containing Orthoceras sp. fossils. 3.55 kg total,16 cm each (6 1/4 in.). From a

Pair of polished white onyx book ends with brown striations; natural shape with linear incised texture pattern. Casa de Onyx tags to bases. Each measure approximately 6"L x 3"W x 7"H. Manufacturer: Ca

Polished, with natural rough exterior, with natural deep blue core. H. 20 cm (7 7/8 in)

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

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

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

A sawn and polished pair of natural agate geodes with several 'eyes' and cavities filled with amethyst crystals, with stands. From the historic ‘Victorian Museum’ collection of Gregory, Bottley &

Cretaceous Period, Albian Stage, 113-100 million years BP. A group of two A-grade, cut and polished Cleoniceras sp. ammonites from Madagascar, polished through much of the shell to reveal the calcite

A sawn and polished pair of banded white agate geodes with brown agate rim and centre hollow lined with quartz crystals, with stands. From the historic ‘Victorian Museum’ collection of Gregory, Bo

A pair of large prism cut fluorite polished points with bands of colour ranging from jade green, purple and clear, with 'rainbow' reflections in the body and at the points. From China; from the histor

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,

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

A pair of fluorite spheres displaying white, green and purple crystal formation and with rainbow reflections; both in a white cardboard display box. From China; from the historic ‘Victorian Museum��

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

A pair of cut and polished rose quartz points of a pale pink colour with rainbow reflections. From Brazil; from the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gre

Jurassic Period, 200-145 million years BP. A sawn and polished pair of ammonite halves from Madagascar, showing its inner chambered structure, in an old white card tray with label reading: 'AMMONITE,

Nicely matched pair of agate like high polished book ends 6 3/4"L x 8" H x 2 1/2" W.

Pair polished rock bookends measure approximately 9 in. x 8.5 in. x 2.5 in. and weigh 32 lb. If lot is absent of a condition report one may be requested via email. Condition report is provided as an o

A group of four cut and polished agate nodule ends with bands of colour and crystalline growth. From the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (Gregory's); fo