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LOT 2325
Fossil Shrimp Cluster
LATE CRETACEOUS, CIRCA 100.5-93.9 MILLIONS YEARS B.P.
6 3/8 in. (283 grams, 16.2 cm).
Polygonal matrix with a number of shrimp fossils. [No Reserve]
ProvenanceFrom Lebanon.
From a Cambridgeshire, UK, collection.
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AUCTIONS:
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LOT 2325
Fossil Shrimp Cluster
Estimate £30 - 40€35 - 46 (for guidance only)$41 - 54 (for guidance only)
Opening Bid
£5 (EUR 6; USD 7) +BP*
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Morton Gneiss Plate Sections
Circa 3.5 billion years B.P.Estimate: £40 - 60 (+bp*)
Opening Bid: £5
Comprising three rectangular sections of grey pink and black medium to coarse-grained biotite-quartz-plagioclase gneiss with polished upper face, each with wooden backing and one cracked. approx. 84 kg total, 85 x 58 cm each
Canadian Shield, Minnesota River Valley, Southwestern Minnesota, USA. with Phillips, New York, 3 June 1995, no.81. Private collection, Florida, acquired at the above sale. with Sotheby’s, New York, 28 April 2021, no.27 (est. $2,500–3,500).
The world’s oldest known rocks come from the Canadian Shield area of North America. Among the most ancient is the present material, Morton Gneiss at approximately 3.5 billion years old believed to be part of Earth’s first planetary crust. The swirls and layers are a result of metamorphism that incurred when the original volcanic rock was buried to tremendous depths. -
Group of Three [3] Large Pale Amethyst and Quartz Crystal Sections
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising three geode sections, two with pale purple amethyst crystals and one with almost colourless quartz crystals. 1.63 kg total, 9.1-17.6 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Very Large Natural Raw Malachite Specimen
Estimate: £80 - 100 (+bp*)
Opening Bid: £5
Unpolished botryoidal specimen showing characteristic banding on the sides. 3.37 kg, 19 cm
From the Democratic Republic of Congo, Central Africa. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.