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LOT 2624
Natural History - Large Historic 'Brazil' Citrine Crystal Specimen
6 1/8 in. (1.03 kg, 15.5 cm).
A cut section displaying toffee-orange brown, white, and light brown colours, collection number 342. [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.
Citrine is also known as 'burnt amethyst', the orange colour is due to ferric iron.
CONDITIONTimeLine Auctions follows a vetting process to ensure the authenticity and legality of all items, reinforcing our commitment to integrity and responsible trading. Each antiquity, antique, and coin lot undergoes thorough examination by a vetting committee of at least ten external specialists, professional trade association members, scientists, and archaeologists: Our Vetting Process
AUCTIONS:
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LOT 2624
Natural History - Large Historic 'Brazil' Citrine Crystal Specimen
Sold for (Inc. bp): £72
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Natural History - Historic Amber Specimen with Fly
Sold for (Inc. bp): £20
Honey-coloured teardrop-shaped specimen with a small fly inclusion, collection number 456; supplied in a small collector's display box with magnifying lid. 0.40 grams, 13 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 - Large Brown Calcite Specimen Group [10]](https://timelineauctions.com/upload/images/items/small/208013-s(1).jpg)
Natural History - Large Brown Calcite Specimen Group [10]
Sold for (Inc. bp): £7
Comprising large cut chunks. 2.76 kg total, 64-80 mm
From Mexico. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
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.
