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LOT 2497
Fossil Ammonite Cluster Nodule
LOWER JURASSIC PERIOD, TOARCIAN STAGE, CIRCA 180 MILLION YEARS B.P.
5 3/8 in. (1.11 kg, 13.6 cm).
A rounded nodule half containing a number of Eleganticeras sp. specimens. [No Reserve]
ProvenanceFrom Yorkshire coast.
From a Lincolnshire, UK, collection.
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AUCTIONS:
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Large Rainbow-coloured Carborundum Crystal Display Specimen
Sold for (Inc. bp): £46
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. -
Polished Fossil Goniatite Dish
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £72
The oval dish carved from a fossiliferous stone, the thumbpad set with a Goniatite sp. specimen. 456 grams, 17.5 cm
From a Cambridgeshire, UK, collection. -
Fossil Spinosaurus Dinosaur Tooth Pair
Cretaceous Period, circa 125-113 million years B.P.Sold for (Inc. bp): £98
Comprising two teeth with partial roots; repaired. 30 grams total, 55-64 mm
From a Lincolnshire, UK, collection.
The Spinosaurus was both a beachcomber type scavenger and an active hunter taking small stranded Plesiosaurs, Pterosaurs, turtles and large fish.
