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LOT 2521
Dicranurus Monstrosus Composite Fossil Trilobite
DEVONIAN PERIOD, CIRCA 417-354 MILLION YEARS B.P.
5 in. (666 grams, 12.8 cm).
Showing the pair of horn-like spines behind the glabellum, specific for Dicranurus monstrosus odontopleurid trilobites; some restoration. [No Reserve]
ProvenanceFrom Morocco, North Africa.
From a Cambridgeshire, UK, collection.
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AUCTIONS:
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Polished Fossil Orthoceras Group
Devonian Period, circa 400 million years B.P.Sold for (Inc. bp): £46
Comprising thirteen polished teardrop-shaped buttons formed from fossiliferous stone containing Orthoceras specimens. 173 grams total, 42-59 mm
From Morocco, West Africa. Ex Norfolk, UK, collection. -
Mounted Amethyst Crystal Display
Estimate: £1,000 - 1,400 (+bp*)
Opening Bid: £500
A polished geode section lined with large well-formed prismatic amethyst crystals displaying deep purple colour; mounted on a custom-made wooden display stand. 2.95 kg total, 23.5 cm including stand
From Artigas, Uruguay. Property of a London lady. -
Cut and Polished Agate Crystal Geode Half Collection [10]
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From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.