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LOT 1810
Natural History - Green Agate and Amethyst Gem Tree
6 3/4 in. (648 grams, 17 cm high).
A medium size gemstone tree consisting of a brass trunk and branches tipped with polished green agate, mounted on a section of amethyst geode. [No Reserve]
ProvenanceMineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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Natural History - Cut and Polished Fossil Ammonite
Jurassic Period, 199-145 million years B.P.Sold for (Inc. bp): £26
A pair of cut and polished fossil ammonite halves, each displaying the gas chambers; possibly Cleoniceras sp. 405 grams total, 11.9 cm wide each
From Madagascar. Collected between 1930 and 1960. From the collection of the palaeontologist R Gledhill. -
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. -
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.
