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LOT 2143
Natural History - Cut and Polished Pyrite Crystal Block
3 3/8 in. (729 grams, 85 mm).
Comprising a roughly rectangular matrix with one polished face containing a large quantity of pyrite crystals. [No Reserve]
ProvenanceEx Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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Natural History - Amethyst Crystal and Agate Geode Cut Half Collection [6]
Sold for (Inc. bp): £39
Comprising six halves, each showing an internal cavity and attractive banding. 749 grams total, 51-78 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Amethyst Crystal Geode Cut Half Collection [6]
Sold for (Inc. bp): £20
Comprising six examples with this outer walls and the internal cavity filled with small lavender-coloured crystals. 338 grams total, 50-75 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Crinoid Fossil Display Plate
Silurian Period, circa 443-416 million years B.P.Sold for (Inc. bp): £33
Presenting a fossil crinoid in a matrix, possibly Scyphocrinus sp., with the remain of another on the reverse. 658 grams, 17 cm
From Morocco, North Africa. From a Lincolnshire, UK, collection.