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LOT 2151
Natural History - Amethyst Crystal Geode Section
4 in. (867 grams, 10 cm).
Cut to a roughly triangular shape with dark purple crystals. [No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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Natural History - Lapis Lazuli Bead Necklace String
20th century A.D. or earlierSold for (Inc. bp): £46
Composed of biconical beads; restrung. 6 grams, 51 cm long
UK gallery, early 2000s. -
Natural History - Fossil Mosasaur Vertebra, Ribs and Jaw
Cretaceous Period, circa 145-65 million years B.P.Estimate: £400 - 600 (+bp*)
Opening Bid: £200
Comprising various bone and rib fragments, a large vertebra and jaw fragments with teeth from Mosasaur prognathodon sp.; on a sandstone matrix with applied plaster reinforcement. 12.8 kg, 46 cm
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 - Large Quantity of Polished Green Tourmaline Specimens
Sold for (Inc. bp): £26
The colour ranging from light to dark green. 516 grams total, 5-13 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
