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LOT 2669
Large Pyrite Crystal Display Group [6]
2 1/4 - 3 in. (1.32 kg total, 59-77 mm).
Comprising large irregular chunks. [6, No Reserve]
ProvenanceFrom Peru.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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AUCTIONS:
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LOT 2669
Large Pyrite Crystal Display Group [6]
Estimate £30 - 40€35 - 46 (for guidance only)$41 - 54 (for guidance only)
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Large Rainbow-coloured Carborundum Crystal Display Specimen
Sold for (Inc. bp): £33
A large cluster of silicon carbide showing beautiful iridescence. 1 kg, 16 cm
From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
Carborundum rarely occurs in nature, but is commercially formed by heating carbon and silicon at very high temperatures, producing extremely strong bands of crystals. -
Fossil Whale Ear Bone
Miocene Period, Anversien Formation, circa 23-5.3 million years B.P.Sold for (Inc. bp): £39
Tympanic bone, originally forming part of the whale's hearing apparatus. 128 grams, 76 mm
From Steepdrop, Vanderhoft, Belgium. From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; with collection no.VM28; his collection of antiquities and natural history was formed since 1948; thence by descent. -
Massive Cut and Polished Septarian 'Egg' Half
Sold for (Inc. bp): £117
The attractive internal structure filled with yellow and brown aragonite crystals. 3.53 kg, 22.5 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
