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LOT 2039
Natural History - Historic Onyx Mineral Specimen with Polished 'Eye'
2 in. (39 mm, 47 mm).
Cut and polished to reveal the parallel white and brown banding. [No Reserve]
ProvenanceCollected in person in 2014.
From the private mineral collection of Stephen Atkinson, Harpenden, UK.
Accompanied by a copy of a letter from the vendor giving details of him collecting these minerals throughout his life.
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AUCTIONS:
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LOT 2039
Natural History - Historic Onyx Mineral Specimen with Polished 'Eye'
Sold for (Inc. bp): £13
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Natural History - Quartz Crystal Nodule
Sold for (Inc. bp): £7
The nodule split to reveal the rich quartz crystal deposits within. 60 grams total, 40-41 mm
From a Cambridgeshire, UK, collection. -
Natural History - Polished Douvilleiceras Fossil Ammonite Group
Middle Cretaceous Period, circa 150 million years B.P.Sold for (Inc. bp): £33
Comprising three Douvilleiceras sp. specimens (sometimes known as a Goat Horn), polished to reveal rich calcites and suture patterns. 160 grams total, 42-52 mm
From the North-East Coast of Madagascar in the jungles of Mahajanga. Acquired 1950s-1960s. From an old Bristol, UK, palaeontological collection. -
Natural History - Polished Green Tourmaline Group
Sold for (Inc. bp): £20
Comprising a quantity of over 500 carats of tumble-polished green tourmaline crystals. 102 grams total, 5-16 mm
UK gallery, early 2000s.