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LOT 2391
Large Fossil Brittle Star Plate
ORDOVICIAN PERIOD, CIRCA 485-443 MILLION YEARS B.P.
9 1/8 in. (1.63 kg, 23.2 cm).
An irregular matrix with Ophiuroidea sp. specimen. [No Reserve]
ProvenanceFrom a Lincolnshire, UK, collection.
CONDITIONTimeLine 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:
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Manganese Dendrite Landscape Plaque Group
Sold for (Inc. bp): £98
A group of three sawn rectangular shale specimens, each displaying manganese oxide dendrites resembling ferns and branching vegetation. 397 grams total, 10.9 x 7.2-13.7 x 7.7 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Large Deep Purple Amethyst Cathedral Display
Circa 140-120 million years B.P.Estimate: £2,000 - 3,000 (+bp*)
Opening Bid: £1,100
A complete half of a pyramidal geode, showing deep purple amethyst crystals with tan-coloured druzy quartz; mounted on a custom-made display stand. 40.65 kg, 84 x 38 x 17 cm, 112 cm including stand
From Artigas, Uruguay. Property of a London lady. -
Large Cut and Polished Banded Agate Bowl
Sold for (Inc. bp): £46
Shallow, oval bowl with thick edges and showing contrasting banding. 2.3 kg, 24 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
