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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 Gold Ore Specimen
Sold for (Inc. bp): £46
Displaying earthy-yellow, yellowish brown and gold-yellow colours, collection number 251. 3.4 grams, 21 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): £39
Comprising: scolecite from Peru, collection number 437; granite from the A40 construction works, Middlesex, England, collection number 507; sulphur from Mexico, collection number 65; chalcopyrite, collection number 317; green calcite from Missouri, USA, collection number 241, with old James Walker label and invoice dated 1977; legrandite from Mexico, collection number 490, with an old Gregory, Bottley & Lloyd label; malachite from Tsumeb, South West Africa, collection number 448, with an old Gregory, Bottley & Lloyd label; bornite on chalcopyrite, collection number 210; agate geode half, collection number 385. 675 grams total, 37-74 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. Eight specimens accompanied by an original historic index file card. -
Natural History - Fossil Flexicalymene Trilobite Cluster
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £247
An impressive mortality plate showing a tight cluster of Flexicalymene sp. trilobites. 3.3 kg, 21.5 cm
From a Cambridgeshire, UK, collection.
