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LOT 1959
Natural History - Polished Agate Mineral Specimen
4 3/4 in. (429 grams, 12 cm).
A cut and polished natural coloured agate geode section. [No Reserve]
ProvenanceFrom Salto do Jucui, Rio Grande do Sul, Brazil.
Private collection, Munster, Germany.
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AUCTIONS:
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Natural History - Hyphalosaurus Fossil in Matrix
Cretaceous Period, circa 122 million years B.P.Sold for (Inc. bp): £52
A Hyphalosaurus sp. fossil aquatic reptile in a sub-rectangular matrix; held in a display box with a fabric covering. 150 grams, 16 cm (344 grams total, 24.5 x 17.5 cm including box)
From China. Ex Lincolnshire, UK, collection.
Hyphalosaurus means 'submerged lizard' and was a genus of freshwater aquatic reptiles that resembled miniature plesiosaurs. It was an active predator that captured small prey animals like arthropods and fish with a sideways strike, similar to modern crocodiles. -
Natural History - Cut and Polished Agate Crystal Geode Section Group
Sold for (Inc. bp): £33
A group of cut geode sections with some polished faces and exposed crystals. 1.58 kg total, 7.2-11 cm
Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Fossil African 'T-Rex' Dinosaur Tooth
Cretaceous Period, 145-93 million years B.P.Sold for (Inc. bp): £975
A large Carcharodontosaurus saharicus (African T-rex) tooth with visible serration and enamel. 52.7 grams, 80 mm
From Tegana formation, Sahara Desert, Morocco. 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.
