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LOT 2825
Deep Purple Amethyst Crystal Chunk Group [40]
1 3/4 - 2 7/8 in. (2.64 kg total, 46-72 mm).
Comprising forty large chunks in dark purple colour. [40, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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.
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Mixed Fossil Teeth and Fish Bones on Rock
Eocene Period, circa 56-33 million years B.P.Sold for (Inc. bp): £20
Comprising three irregular matrices, each with various teeth, fish bones, and other fossils. 455 grams total, 72-96 mm
From a Cambridgeshire, UK, collection. -
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Large Rainbow-coloured Carborundum Crystal Display Specimen
Sold for (Inc. bp): £33
A large cluster of silicon carbide showing beautiful iridescence. 1 kg, 16 cm
From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
Carborundum rarely occurs in nature, but is commercially formed by heating carbon and silicon at very high temperatures, producing extremely strong bands of crystals. -
Large Lapis Lazuli Sphere
Estimate: £400 - 600 (+bp*)
Opening Bid: £200
A spectacular large polished sphere of lapis lazuli mined and polished to show its beautiful structure. 10 kg, 18 cm
Property of an Indian gentleman living in London; previously from an Indian collection. Property of a Californian, USA, collector.
