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LOT 2330
Very Large Cut and Polished 'Septarian Egg' Nodule Half
7 3/4 in. (2.78 kg, 19.7 cm).
The attractive internal structure filled with yellow calcite, brown aragonite, and grey limestone. [No Reserve]
ProvenanceEx Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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LOT 2330
Very Large Cut and Polished 'Septarian Egg' Nodule Half
Estimate £60 - 80€70 - 93 (for guidance only)$81 - 108 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
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Fossil Mioplosus Fish in Matrix
Eocene Period, circa 56-33 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
On a rectangular matrix and showing good detail on the spine and fins. 709 grams, 20.2 cm
From Green River formation, Wyoming, 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. -
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Polished Fossil Orthoceras Column
Devonian Period, circa 400 million years B.P.Estimate: £40 - 60 (+bp*)
Opening Bid: £5
Comprising variously sized polished Orthoceras sp. specimens on a textured freestanding matrix. 1.34 kg, 21.5 cm
From a Cambridgeshire, UK, collection. -
Druzy Quartz Geode Display
Circa 120-140 million years B.P.Estimate: £1,000 - 1,400 (+bp*)
Opening Bid: £550
An exquisite formation of grey and white druzy quartz on a geode section, a pair of cut stalagmite 'eyes' on one side with polished upper face showing the layered structure; mounted on a custom-made display stand. 3.85 kg, 23 x 18 x 15 cm, 29 cm including stand
From Artigas, Uruguay. Property of a London lady.
