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LOT 1809
Natural History - Historic Copper Sulphate Crystal Specimen
2 1/2 in. (46 grams total, 63 mm).
On an irregular matrix covered with brilliant blue deposits. [No Reserve]
ProvenanceFrom Nchanga, Zimbabwe.
Collected in person in 1964.
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 1809
Natural History - Historic Copper Sulphate Crystal Specimen
Sold for (Inc. bp): £26
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Natural History - Boxed Historic Sphalerite with Quartz 'Paper Weight' Crystal Specimen
Sold for (Inc. bp): £46
The bifacial matrix comprising mainly anhedral sphalerite crystals with opaque quartz crystals and some small pyrite crystals; inked collection number 'S13' to one side. 405 grams, 86 mm
Ex Gregory, Bottley & Lloyd (Gregory -
Natural History - Boxed Realgar Orpiment Specimen Group [20]
Sold for (Inc. bp): £33
Each set on a foam base within a labelled carboard tray. 329 grams total, 23-27 mm
From Getchel, Nevada, USA. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Polished Fossil Goniatite
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £52
Freestanding and showing internal structure. 702 grams, 13.6 cm
From a Cambridgeshire, UK, collection.