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LOT 1811
Natural History - Boxed Historic 'Dog Tooth' Quartz Specimen 'Paper Weight'
3 in. (206 grams, 78 mm).
With large crystals and two small clusters of pyrite underneath. [No Reserve]
ProvenanceEx Gregory, Bottley & Lloyd (Gregory's).
CONDITIONTimeLine Auctions follows a vetting process to ensure the authenticity and legality of all items, reinforcing our commitment to integrity and responsible trading. Each antiquity, antique, and coin lot undergoes thorough examination by a vetting committee of at least ten external specialists, professional trade association members, scientists, and archaeologists: Our Vetting Process
AUCTIONS:
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LOT 1811
Natural History - Boxed Historic 'Dog Tooth' Quartz Specimen 'Paper Weight'
Sold for (Inc. bp): £26
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Natural History - Large Size Cut Malawi Agate Crystal Geode Slice Pair
Sold for (Inc. bp): £26
With one polished side showing grey and white banding and an internal cavity with quartz crystals. 1.48 kg total, 26-26.5 cm
From Malawi, Africa. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Historic Pink Realgar Mineral Specimen
Sold for (Inc. bp): £7
The fine granular crystals on a matrix. 137 grams, 67 mm
Collected in person in 1966. From the private mineral collection of Stephen Atkinson, Harpenden, UK. Accompanied by a copy of a letter from the vendor giving details of him collecting these minerals throughout his life. -
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.