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LOT 0437
White Quartz Geode Slice with Amethyst Core
CRETACEOUS PERIOD, CIRCA 120-140 MILLION YEARS B.P.
13 3/8 x 9 3/4 x 3/4, 20 1/2 in. (4.54 kg, 34 x 25 x 2cm, 52 cm including stand).
Cut and polished slice showing dense intergrown layer of white quartz crystals, the centre with groups of small lavender-coloured amethyst 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 0437
White Quartz Geode Slice with Amethyst Core
Estimate £1,000 - 1,400€1,160 - 1,620 (for guidance only)$1,350 - 1,890 (for guidance only)
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Fossil Knightia Alta Fish Group
Eocene Period, circa 58-36 million years B.P.Sold for (Inc. bp): £39
Comprising three rounded matrices, each with a Knightia alta specimen. 198 grams total, 78-87 mm
From USA. From a Lincolnshire, UK, collection. -
Mixed British and Portuguese Crystal and Mineral Specimen Group
Sold for (Inc. bp): £39
Comprising: quartz from Rostowrack China Clay Pit, Cornwall; chalcanthite from Hanover Cove, St Agnes, Cornwall; dolomite from Panasquiera Mines, Portugal; smoky quartz and hematite from Auchinloch Quarry, Dalbeattie, Dumfries; polished section of agate from Dulcote Quarry, Wells, Somerset; scorodite from Wheal Maid, Gwennap, Cornwall; andradite and granite from Belstone Consols, Belstone, Devon; baryte from Barras End Mine, Langthwaite, Arkengarthdale, North Yorkshire; pyromorphite from Wheal Rose, Porthleven, Cornwall; steatite from Trevassack Quarry, Goonhilly Downs, Cornwall. 2.8 kg total, 5-11.7 cm
From the property of a Cornwall, UK, gentleman. -
Large Freeform Lapis Lazuli Sculpture
Precambrian Period, circa 2.4 - 2.7 billion years B.P.Sold for (Inc. bp): £9,100
A thick, architectural slab of lapis lazuli with white calcite veins and pyrite flecks, polished to a high sheen and mounted on a custom-made display stand. 25.15 kg, 53 x 29 x 10 cm
From Afghanistan. Property of a London lady.
