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LOT 2185
Natural History - Quartz Rock Crystal Display Specimen
3 1/2 in. (244 grams, 90 mm).
Comprising a cluster of well-formed radiating prismatic crystals. [No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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Natural History - Cut and Polished Fossil Ammonite
Middle Cretaceous Period, circa 150 million years B.P.Sold for (Inc. bp): £20
Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers. 360 grams total, 11.3-11.5 cm
From Madagascar. Collected between 1930 and 1960. From the collection of the palaeontologist R Gledhill. -
Natural History - Cambropallas Telesto Fossil Trilobite
Devonian Period, 416-359 million years B.P.Sold for (Inc. bp): £46
A large Cambropallas telesto trilobite on a matrix. 1.53 kg, 27 cm
From Djbel Ougrat, Morocco, North Africa. From a Cambridgeshire, UK, collection. -
Natural History - Large Icelandic Spar Specimen Group [20]
Sold for (Inc. bp): £26
Or optical calcite, cut into parallelepiped sections, each displaying typical birefringence. 1 kg total, 36-44 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).