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LOT 2364
Polished Amethyst Crystal Geode Display with Calcite
CIRCA 140-120 MILLION YEARS B.P.
10 5/8 x 7 7/8 x 4 in. (5.68 kg, 27 x 20 x 10 cm).
The outer layer of green celadonite beautifully polished, the interior with dark purple prismatic amethyst crystals, and at the top, an aggregate of white rhombohedral calcite crystals; mounted on a custom-made display stand.
ProvenanceFrom Artigas, Uruguay.
Property of a London lady.
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AUCTIONS:
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LOT 2364
Polished Amethyst Crystal Geode Display with Calcite
Estimate £1,000 - 1,400€1,160 - 1,620 (for guidance only)$1,350 - 1,890 (for guidance only)
Opening Bid
£550 (EUR 638; USD 743) +BP*
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Polished Fossil Coral Head Heart Group
Devonian Period, circa 417-354 million years B.P.Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Comprising five polished hearts, each showing internal coral structure. 106 grams total, 27-36 mm
From a Cambridgeshire, UK, collection. -
Nothofagus Fossil Ferns in Matrix
Lower Eocene Period, circa 56-48 million years B.P.Estimate: £20 - 30 (+bp*)
Opening Bid: £5
An irregular matrix with multiple Southern beech leaves. 400 grams, 13.8 cm
From the Redbank Plains formation, Ebbw Vale, Ipswich, Queensland, Australia. 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. -
Natural Gold Specimen Group
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising a quantity of small specimens in a display box. 8.67 grams total, 58 x 38 mm including box
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
