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LOT 2397
Large Polished Orthoceras Fossil Oval Platter
DEVONIAN PERIOD, CIRCA 400 MILLION YEARS B.P.
14 in. (1.42 kg total, 35.5 cm).
Shallow platter carved from fossiliferous stone containing several Orthoceras specimens. [No Reserve]
ProvenanceEx 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 2397
Large Polished Orthoceras Fossil Oval Platter
Estimate £60 - 80€70 - 93 (for guidance only)$81 - 108 (for guidance only)
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Large Polished Fossil Orthoceras Specimen Collection
Devonian Period, circa 417-354 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising three polished teardrop-shaped specimens. 470 grams total, 14-20.5 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. -
![Group of Six [6] Large Cut and Polished Agate Geode Halves](https://timelineauctions.com/upload/images/items/small/256037-s.jpg)
Group of Six [6] Large Cut and Polished Agate Geode Halves
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising six cut and polished geode halves showing characteristic banding, some with crystal-lined interiors. 2.74 kg total, 9-12.5 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Cut and Polished Psaronius Brasiliensis Fossil Fern Slice on Stand
Paleozoic Era, Permian Age, circa 280,000-250,000 B.P.Estimate: £50 - 70 (+bp*)
Bids: 2 | Current Bid: £10
Cut section from the trunk of an extinct tree fern showcasing the complex central vascular system. 1.07 kg total including stand, 14.8 cm
From Brazil. 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. Accompanied by a copy of an old typed information slip.
