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LOT 2286
Large Deep Purple Amethyst Cathedral Display
CIRCA 140-120 MILLION YEARS B.P.
33 x 15 x 6 5/8, 44 1/8 in. (38.6 kg, 84 x 38 x 17 cm, 112 cm including stand).
A complete half of a pyramidal geode, showing deep purple amethyst crystals with tan-coloured druzy quartz; mounted on a custom-made display stand.
ProvenanceFrom Artigas, Uruguay.
Property of a London lady.
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LOT 2286
Large Deep Purple Amethyst Cathedral Display
Estimate £2,000 - 3,000€2,320 - 3,480 (for guidance only)$2,700 - 4,050 (for guidance only)
Opening Bid
£1,100 (EUR 1,276; USD 1,485) +BP*
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White Quartz Geode Slice with Amethyst Core
Circa 140-120 million years B.P.Estimate: £800 - 1,000 (+bp*)
Opening Bid: £440
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. 4.54 kg, 34 x 25 x 2cm, 52 cm including stand
From Artigas, Uruguay. Property of a London lady. -
Fossil Crinoid Plate
Silurian Period, 445-416 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Tongue-shaped matrix with a fossil crinoid, possibly Scyphocrinites elegans. 473 grams, 16.5 cm
From a Cambridgeshire, UK, collection. -
![Group of Five [5] Cut and Polished Geode Half Specimens](https://timelineauctions.com/upload/images/items/small/255988-s.jpg)
Group of Five [5] Cut and Polished Geode Half Specimens
Estimate: £20 - 30 (+bp*)
Opening Bid: £5
Comprising five freestanding specimens with polished faces, some with enhanced colouring. 2.35 kg total, 10.7-11.4 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
