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LOT 0441
Agate and Amethyst 'Window' Display
CRETACEOUS PERIOD, CIRCA 120-140 MILLION YEARS B.P.
9 5/8 x 6 1/4 x 4 1/4, 14 in. (3.15 kg, 24.5 x 16 x 11 cm, 35.5 cm including stand).
Polished geode section with six rounded openings creating windows to the inside of the geode, the internal walls lined with vibrant purple 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 0441
Agate and Amethyst 'Window' Display
Estimate £2,000 - 3,000€2,320 - 3,480 (for guidance only)$2,700 - 4,050 (for guidance only)
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Mosasaur 'Marine Dinosaur' Tooth on Composite Matrix
Cretaceous Period, circa 145-66 million years B.P.Sold for (Inc. bp): £7
A Mosasaur prognathodon tooth with some root set in a composite sandstone matrix. 524 grams, 13.4 cm
From a Cambridgeshire, UK, collection. -
Lapis Lazuli and Other Bead Necklace String
20th century A.D.Sold for (Inc. bp): £20
Composed of irregular, unpolished beads with a metal closure, restrung. 81 grams, 21.7 cm
From London, UK, gallery collection, 1990s. -
Round Amethyst Crystal Geode with Polished Borders
Estimate: £2,500 - 3,500 (+bp*)
Opening Bid: £1,250
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. 17.5 kg total, 29.5 cm high including stand
From Artigas, Uruguay. Property of a London lady.