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LOT 2371
Coloured Quartz Composite Nodule
2 1/4 - 2 3/8 in. (187 grams total, 58-60 mm).
Composite nodule with enhanced vibrant purple crystals. [2, No Reserve]
ProvenanceFrom a Cambridgeshire, UK, collection.
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 2371
Coloured Quartz Composite Nodule
Estimate £20 - 30€23 - 35 (for guidance only)$27 - 41 (for guidance only)
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Fossil Mosasaur 'Marine Dinosaur' Teeth
Cretaceous Period, circa 145-65 million years B.P.Estimate: £30 - 40 (+bp*)
Bids: 1 | Current Bid: £5
Comprising two thick teeth with dark brown enamel. 77 grams total, 51-65 mm
From a Lincolnshire, 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. -
Polished Fossil Orthoceras Specimen Collection
Devonian Period, circa 417-354 million years B.P.Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Comprising four polished specimens showing partial Orthoceras specimens. 456 grams total, 8.4-11.5 cm
From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent. -
Fossil Astrotheca and Neuropteris Ferns in Split Nodules
Carboniferous Period, circa 358-298 million years B.P.Estimate: £40 - 60 (+bp*)
Opening Bid: £5
Comprising two opened nodules showing the positive and negative of the fern fossil. 366 grams total, 10-10.7 cm
From Pennsylvanian Mazon Creek, Braidwood, Illinois, USA. From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
