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![Large Group of Four Hundred [400] Cut and Polished Mini Agate Geode Halves](https://timelineauctions.com/zoom_images/zoomthumb/2/5/255956_900x900.jpg "Large Group of Four Hundred [400] Cut and Polished Mini Agate Geode Halves")
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![Large Group of Four Hundred [400] Cut and Polished Mini Agate Geode Halves](https://timelineauctions.com/upload/images/items/255956.jpg "Large Group of Four Hundred [400] Cut and Polished Mini Agate Geode Halves")
LOT 2512
Large Group of Four Hundred [400] Cut and Polished Mini Agate Geode Halves
5/8 - 1 5/8 in. (2.02 kg total, 16-40 mm).
Large group of cut geodes with internal cavities, most with crystal-lined interiors. [400, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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LOT 2512
Large Group of Four Hundred [400] Cut and Polished Mini Agate Geode Halves
Estimate £50 - 70€58 - 81 (for guidance only)$68 - 95 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
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Fossil Lobster and London Clay Crab Group
Cretaceous Period, circa 100-66 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising: the body of a crab with remnants of the front claw; a large section of a fossilised lobster. 184 grams total, 5-11.3 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 Tylosaurus Marine Dinosaur Vertebra
Late Cretaceous Period, circa 92-66 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
The main body of a vertebra with two raised ridges underneath, likely a pygal or caudal vertebra; old inked collector's number 'VR26'. 622 grams, 96 mm
From near Harlan County Dam, Nebraska, 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.
Tylosaurus was an apex marine predator during the Late Cretaceous period, and is classified in the superfamily Mosasauroidea. -
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*)
Opening Bid: £5
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.
