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LOT 2529
Natural History - Amethyst Crystal Geode Cut Half Collection [6]
2 - 3 in. (338 grams total, 50-75 mm).
Comprising six examples with this outer walls and the internal cavity filled with small lavender-coloured crystals. [6, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 2529
Natural History - Amethyst Crystal Geode Cut Half Collection [6]
Sold for (Inc. bp): £20
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Natural History - Amethyst Crystal Display
Sold for (Inc. bp): £52
A cut section of amethyst crystals of good colour on a custom-made display stand. 1.6 kg total, 12 cm high (21 cm high including stand)
Ex Lincolnshire, UK, collection. -
Natural History - Fossil Mosasaur Tooth Pair
Cretaceous Period, circa 145-65 million years B.P.Sold for (Inc. bp): £46
Comprising a pair of Prognathodon sp. teeth with roots on an matrix. 863 grams total, 12-13 cm
From in the phosphate mine region, Khouribga, Morocco, North Africa. From a Cambridgeshire, UK, collection.
The Mosasaur is an extinct, large marine reptile dinosaur with a snake-like 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. -
Natural History - Fossil Dromeosaur Raptor Dinosaur Tooth
Cretaceous Period, 145-65 million years B.P.Sold for (Inc. bp): £156
From Deltadromeus agilis displaying good enamel and serrations. 0.91 grams, 20 mm
From Morocco, North Africa. From the private collection of Mr A Hills, Kent, UK. Accompanied by an illustrated identification card.
Deltadromeus, meaning delta runner, was an agile predator and scavenger which may have hunted in packs.