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LOT 2296
Round Amethyst Crystal Geode with Polished Borders
11 1/2 in. (17.5 kg total, 29.5 cm high including stand).
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.
ProvenanceFrom Artigas, Uruguay.
Property of a London lady.
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AUCTIONS:
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LOT 2296
Round Amethyst Crystal Geode with Polished Borders
Estimate £2,000 - 3,000€2,320 - 3,480 (for guidance only)$2,700 - 4,050 (for guidance only)
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Natural Gold Specimen Group
Sold for (Inc. bp): £65
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. -
Two Large Cut and Polished Slabs of Rare Vintage Blue John Fluorite
Sold for (Inc. bp): £104
Two irregular slabs showing typical purple, blue and white banding. 935 grams total, 25.1-25.6 cm
From the UK. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Fossil Nothofagus Ferns in Matrix
Lower Eocene Period, circa 56-48 million years B.P.Sold for (Inc. bp): £13
An irregular matrix with multiple Southern beech leaves. 301 grams, 18 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.
