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LOT 2472
Natural History - Large Historic 'Blackdean, Durham' Fluorite with Galena Mineral Specimen
5 1/2 in. (1.53 kg, 14 cm).
Beautiful specimen displaying lead-grey galena crystals with a coating of fine purple cubic fluorite, collection number 542; purchased for £50.00 from Gregory, Bottley & Lloyd, in the 1980s, with an old label. [No Reserve]
ProvenanceAcquired on the UK mineral and fossil market, since 1970.
From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent.
Accompanied by an original historic index file card.
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AUCTIONS:
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LOT 2472
Natural History - Large Historic 'Blackdean, Durham' Fluorite with Galena Mineral Specimen
Sold for (Inc. bp): £98
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Natural History - Large Historic 'Brazil' Citrine Crystal Specimen
Sold for (Inc. bp): £72
A cut section displaying toffee-orange brown, white, and light brown colours, collection number 342. 1.03 kg, 15.5 cm
Acquired on the UK mineral and fossil market, since 1970. From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent. Accompanied by an original historic index file card.
Citrine is also known as 'burnt amethyst', the orange colour is due to ferric iron. -
Natural History - Historic Mineral Specimen Collection
Sold for (Inc. bp): £13
Comprising: a large biotite specimen, collection number 101; septarian nodule fragment from Horsenden Hill, Ealing, Middlesex, England, collection number 216; picrite from Cornwall, England, collection number 426; sard from North Transvaal, South Africa, collection number 197; danburite from Maglovec, East Czechoslovakia, collection number 527; fluorite from Derbyshire, England, collection number 200; chalcedony from Cornwall, England, collection number 25; translucent from selenite from Sahara Desert, Libya, collection number 349; quartz 'sceptre' from Beaverhead County, Montana, USA, collection number 581. 292 grams total, 1.1-18.8 cm
Acquired on the UK mineral and fossil market, since 1970. From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent. Six specimens accompanied by an original historic index file card. -
Natural History - Agate Geode Group
Sold for (Inc. bp): £20
Comprising four cut and polished geode sections showing banding and some crystallisations. 3.37 kg total, 10.1-14 cm
UK private collection.
