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LOT 2689
Natural History - Amethyst Crystal Gem Tree
5 1/2 in. (517 grams, 14 cm high).
On an amethyst geode matrix; the metal branches tipped with polished light-coloured amethyst pebbles. [No Reserve]
ProvenanceEx Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 2689
Natural History - Amethyst Crystal Gem Tree
Sold for (Inc. bp): £13
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Natural History - Historic 'Australia' Boulder Opal Mineral Specimen
Sold for (Inc. bp): £195
Chocolate-brown matrix with vibrant opal inclusions, collection number 411. 47.4 grams, 43 mm
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. -
Natural History - Historic Mineral Specimen Collection
Sold for (Inc. bp): £13
Comprising: branching calcite from Brazil, collection number 77; agate from North Transvaal, South Africa, collection number 198; wavellite from Magnet Cove, Arkansas, USA, collection number 244; opaque topaz pebble from Madagascar, collection number 294; granite from near Harare, Zimbabwe, collection number 586; quartz, collection number 315; cerussite on heulandite from Ireland, collection number 499, with an old Gregory, Bottley & Lloyd label; mica, collection number 366; biotite with no collection number. 467 grams total, 37-73 mm
Acquired on the UK mineral and fossil market, since 1970. From the historic mineral collection of Richard Valentine Cain, London, UK, thence by descent. Seven specimens accompanied by an original historic index file card. -
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.