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LOT 2483
White Quartz Geode Slice with Amethyst Core
CIRCA 140-120 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 2483
White Quartz Geode Slice with Amethyst Core
Estimate £800 - 1,000€930 - 1,160 (for guidance only)$1,080 - 1,350 (for guidance only)
Opening Bid
£440 (EUR 510; USD 594) +BP*
-
Woolly Rhinoceros Large Upper Jaw Tooth
Devensian Period, circa 110,000-12,000 years B.P.Estimate: £40 - 60 (+bp*)
Opening Bid: £5
Comprising a partial root and the tooth with dark enamel. 210 grams, 10.8 cm
Perma frost of Siberia. From a Netherlands collector in the 2020s. From a private collection. -
White Quartz Crystal Display
Cretaceous Period, circa 140-120 million years B.P.Estimate: £1,000 - 1,400 (+bp*)
Opening Bid: £550
A polished geode section with large prismatic quartz crystals in flower-like radiating clusters; mounted on a custom-made display stand. 16.4 kg, 30 x 34 x 23 cm, 35 cm including stand
From Artigas, Uruguay. Property of a London lady. -
3.95 Carat Rough Natural Sapphire Crystal
Estimate: £50 - 70 (+bp*)
Opening Bid: £5
Opaque dark blue crystal showing lamellar twinning. 0.79 grams, 9 mm
Property of an Essex, UK, gentleman.