Loading, please wait...
Details
LOT 0443
Polished Amethyst Crystal Geode Display with Calcite
CRETACEOUS PERIOD, CIRCA 120-140 MILLION YEARS B.P.
10 5/8 x 7 7/8 x 4 in. (5.68 kg, 27 x 20 x 10 cm).
The outer layer of green celadonite beautifully polished, the interior with dark purple prismatic amethyst crystals, and at the top, an aggregate of white rhombohedral calcite crystals; mounted on a custom-made display stand.
Provenance
From Artigas, Uruguay.
Property of a London lady.
VETTING:
TimeLine Auctions follows a vetting process to ensure the authenticity and legality of all items, reinforcing our commitment to integrity and responsible trading. Each antiquity, antique, and coin lot undergoes thorough examination by a vetting committee of at least ten external specialists, professional trade association members, scientists, and archaeologists: Our Vetting Process
AUCTIONS:
TimeLine is a leading auction house specialising in antiquities, ancient art, collectables, natural history, coins, medals, and books. Our auctions offer museums, collectors, historians, and enthusiasts the opportunity to acquire unique and historically significant pieces.
LOT 0443
Polished Amethyst Crystal Geode Display with Calcite
Estimate £1,200 - 1,700€1,390 - 1,970 (for guidance only)$1,620 - 2,300 (for guidance only)
RELATED LOTS
-
Polished Fossil Sea Urchin Pair
Eocene Period, circa 58-36 million years B.P.Sold for (Inc. bp): £20
Comprising two large, domed specimens with polished upper faces. 277 grams total, 65-75 mm
From a Lincolnshire, UK, collection. -
White Quartz Crystal Display
Cretaceous Period, circa 120-140 million years B.P.Estimate: £1,200 - 1,700 (+bp*)
Opening Bid: £650
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. -
Fossil Dicranurus Monstrosus Trilobite
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £182
Showing the pair of horn-like spines behind the glabellum, specific for Dicranurus monstrosus odontopleurid trilobites; some restoration. 522 grams, 16.2 cm
From a Cambridgeshire, UK, collection.