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![Group of Six [6] Large Cut and Polished Agate Geode Halves](https://timelineauctions.com/zoom_images/zoomthumb/2/5/256037_900x900.jpg "Group of Six [6] Large Cut and Polished Agate Geode Halves")
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![Group of Six [6] Large Cut and Polished Agate Geode Halves](https://timelineauctions.com/upload/images/items/256037.jpg "Group of Six [6] Large Cut and Polished Agate Geode Halves")
LOT 2413
Group of Six [6] Large Cut and Polished Agate Geode Halves
3 1/2 - 4 7/8 in. (2.74 kg total, 9-12.5 cm).
Comprising six cut and polished geode halves showing characteristic banding, some with crystal-lined interiors. [6, 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 2413
Group of Six [6] Large Cut and Polished Agate Geode Halves
Estimate £30 - 40€35 - 46 (for guidance only)$41 - 54 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
-
Fossil Harpes Trilobite in Matrix
Middle Devonian Period, circa 380 million years B.P.Estimate: £30 - 40 (+bp*)
Bids: 3 | Current Bid: £15
Roughly semicircular head, and the genal roll with genal prolongations. 117 grams, 77 mm
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 Five [5] Large Cut and Polished Agate Geode Halves](https://timelineauctions.com/upload/images/items/small/256036-s.jpg)
Group of Five [5] Large Cut and Polished Agate Geode Halves
Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Comprising five cut sections with polished faces showing grey and brown banding, four with an exposed crystal-lined cavity. 2.12 kg total, 8.8-12 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Round Amethyst Crystal Geode with Polished Borders
Estimate: £2,000 - 3,000 (+bp*)
Opening Bid: £1,100
An unusual rounded geode section with stalagmite-like formations of calcite and quartz rising from the base, polished borders revealing the celadonite shell with some exterior basalt visible; accompanied by a custom-made display stand. 17.5 kg total, 29.5 cm high including stand
From Artigas, Uruguay. Property of a London lady.
