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LOT 2447
Amethyst Crystal Mineral Specimen Group [6]
3 - 5 1/4 in. (1.78 kg total, 7.8-13.5 cm).
Comprising large geode sections lined with lavender and dark purple coloured amethyst crystals. [6, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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Polished Copal Specimen with Spider and Termites
Carboniferous Period, circa 3 million years B.P.Sold for (Inc. bp): £85
A long section from a droplet containing a spider and other insects. 11.3 grams, 12.5 cm
Ian Wilkinson collection, Nottinghamshire, UK, formed since 1985. -
Composite Mosasaur 'Marine Dinosaur' Tooth Matrix
Cretaceous Period, 145-65 million years B.P.Sold for (Inc. bp): £78
Comprising six Mosasaur prognathodon teeth set on a composite matrix. 1.55 kg, 20.5 cm
From Morocco, North Africa. 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. -
Fossil Brittle Star Plate
Ordovician Period, circa 485.4-443.8 million years B.P.Sold for (Inc. bp): £13
A rounded matrix containing a number of Ophiuroidea sp. specimens. 740 grams, 19 cm
From a Lincolnshire, UK, collection.