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LOT 2409
Group of Five [5] Large Cut and Polished Agate Geode Halves
3 1/2 - 4 3/4 in. (2.12 kg total, 8.8-12 cm).
Comprising five cut sections with polished faces showing grey and brown banding, four with an exposed crystal-lined cavity. [5, 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 2409
Group of Five [5] Large Cut and Polished Agate Geode Halves
Estimate £20 - 30€23 - 35 (for guidance only)$27 - 41 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
-
Polished Fossil Tree Section
Triassic Period, 251-199 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Thick free-standing section of agatised wood. 964 grams, 10.9 cm
From a Cambridgeshire, UK, collection. -
Cut and Polished Fossil Sponge in Flint Nodule
Cretaceous Period, circa 80 million years B.P.Estimate: £20 - 30 (+bp*)
Opening Bid: £5
An oval pebble cut in half and polished to a high degree with a small crystal-lined cavity on one side. 315 grams total, 80-81 mm
From Beachy Head, Sussex, UK. 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 Ten [10] Cut and Polished Agate Geode Slices
Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Attractive group of polished translucent slices showing contrasting bands, two showing quartz crystal formations, and with dendritic inclusions and four with horizontal banding. 795 grams total, 9.2-12.7 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.