Ancient Art, Antiquities, Books, Natural History, Stamps & Coins

Diplomystus sp. fossil fish on a matrix slab showing good detail to the spine and ribs. 18 kg, 58.5 x 46 cm



From Wyoming, USA. From a Cambridgeshire, UK, collection.

The outer layer of green celadonite beautifully polished, the interior with dark purple prismatic amethyst crystals, and at the top, an aggregate of white rhombohedral calcite crystals; mounted on a custom-made display stand. 5.68 kg, 27 x 20 x 10 cm



From Artigas, Uruguay. Property of a London lady.

Comprising three geode sections, two with pale purple amethyst crystals and one with almost colourless quartz crystals. 1.63 kg total, 9.1-17.6 cm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Large quantity of pale pink rose quartz chips. 2 kg total, 1-27 mm



Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Comprising twenty prismatic points, some twinned or with parallel growth. 1.57 kg total, 4.7-10.7 cm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

An exquisite formation of grey and white druzy quartz on a geode section, a pair of cut stalagmite 'eyes' on one side with polished upper face showing the layered structure; mounted on a custom-made display stand. 3.85 kg, 23 x 18 x 15 cm, 29 cm including stand



From Artigas, Uruguay. Property of a London lady.

Comprising two tapering teeth with brown enamel; repaired and restored. 82 grams total, 65-76 mm



From a Lincolnshire, UK, collection.

The Spinosaurus was both a beachcomber-type scavenger and an active hunter, taking small stranded Plesiosaurs, Pterosaurs, turtles and large fish; adults weighed up to 21 tonnes and grew up to 18 meters long.

Showing good scale detailing, possibly Rhacolepis buccalis. 935 grams, 26 cm



From a deceased estate of a gentleman collector from the Wirral Penninsula.

Composite nodule with enhanced vibrant purple crystals. 187 grams total, 58-60 mm



From a Cambridgeshire, UK, collection.

Boxed group of vibrant pink rose quartz specimens. 5.4 kg total, 5.7-10.9 cm



From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.

Comprising two teeth showing good brown enamel, repaired. 74 grams total, 75-78 mm



From a Cambridgeshire, UK, collection.

The Mosasaur is an extinct, large marine reptile dinosaur with an elongated body, long snout and paddle-like limbs. Found worldwide, they competed with other well-known sea predators of the Late Cretaceous, such as plesiosaurs and ichthyosaurs, for food, existing primarily on a diet of ammonoids, cuttlefish and fish.

A glazed display case with mounted specimens of various teeth, vertebrae and ray palates, with identifying labels. 927 grams total, 34.6 x 24.6 cm



From a Cambridgeshire, UK, collection.