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LOT 1872
Natural History - Cut and Polished Agate Crystal Geode Slice Group
4 1/4 - 4 7/8 in. (284 grams total, 10.7-12.5 cm).
A group of four agate geode slices polished to both faces. [4, No Reserve]
ProvenanceMineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 1872
Natural History - Cut and Polished Agate Crystal Geode Slice Group
Sold for (Inc. bp): £20
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Natural History - Orthoceras Fossil Book End Pair
Devonian Period, 417-354 million years B.P.Sold for (Inc. bp): £91
A pair of polished fossil book ends, each trapezoidal and displaying a raised Orthoceras sp. fossil. 2 kg total, 12 cm high each
From Morocco, North Africa. Ex Cambridgeshire, UK, collection. -
Natural History - Fossil African 'T-rex' Dinosaur Tooth
Cretaceous Period, 145-93 million years B.P.Sold for (Inc. bp): £390
A large Carcharodontosaurus saharicus (African T-rex) tooth with enamel and visible serrations. 13.8 grams, 55 mm
From the Tegana formation of the Sahara Desert, Morocco, North Africa. Acquired during the 1980s. From an old Lincolnshire, UK, collection.
The Carcharodontosaurus saharicus was one of the largest predators of all time (larger than its distant North American T-Rex cousin) and is related to Allosaurus and the South American Giganotosaurus. -
Natural History - Fossil Ammonite Cluster
Callovian Age, circa 166-163.5 million years B.P.Sold for (Inc. bp): £208
A cluster of Kosmoceras sp. fossil ammonites in a matrix. 697 grams, 13.3 cm
Ex Cambridgeshire, UK, collection.
