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LOT 2920
Tourmaline and Quartz Crystal Mineral Display Specimen
1 5/8 in. (48 grams, 40 mm).
Watermelon tourmaline crystal on white quartz. [No Reserve]
ProvenanceProperty of a North West London, UK, lady.
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:
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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Boat-Shaped Formation of Quartz after Anhydrite
Sold for (Inc. bp): £1,820
A boat-shaped cut section of a geode with large blade-shaped white crystals of quartz after anhydrite; accompanied by a custom-made display stand. 2.6 kg total, 32 cm wide including stand
From Rio Grande do Sul, Brazil. Property of a London lady. -
Fossil Orthoceras Nautilus
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £13
Comprising a section of the siphuncle with visible dividing septa lines. 159 grams, 11.2 cm
From Morocco, North Africa. 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. -
Fossil Mosasaur 'Marine Dinosaur' Teeth in Matrix
Cretaceous Period, circa 145-65 million years B.P.Sold for (Inc. bp): £52
Comprising two Mosasaur prognathodon teeth set in matrix with some other fossil remains. 306 grams, 94 mm
From Morocco, North Africa. 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.
The Mosasaur is an extinct, large marine reptile dinosaur with an elongated body, long snout and paddle-like limbs. Found worldwide, they competed with other well-known sea predators of the Late Cretaceous, such as plesiosaurs and ichthyosaurs, for food, existing primarily on a diet of ammonoids, cuttlefish and fish.
