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LOT 2480
Bismuth Crystal Display Formation
1 1/4 in. (15 grams, 33 mm).
Cluster of hopper crystals exhibiting a stairstep crystal structure and iridescent colours. [No Reserve]
ProvenanceFrom a Cambridgeshire, UK, collection.
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 2480
Bismuth Crystal Display Formation
Estimate £20 - 30€23 - 35 (for guidance only)$27 - 41 (for guidance only)
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Mixed Cornwall and Somerset Crystal and Mineral Specimen Group
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising: calcite from Dulcote Quarry, Wells, Somerset; quartz from Wheal Wrey, St Ive, Cornwall; sphalerite and chalcopyrite from Great South Tolgus, Tarewaste, Cornwall; pyrite from Trevaunance Cove, St Agnes, Cornwall; goethite from Barngate Level, Restormel Royal Iron Mine, Lostwithiel, Cornwall; quartz on fluorite from Wheal Mary Ann, Menheniot, Cornwall; goethite and quartz from Cornwall; quartz from Royal Restormel Mine, Lostwithiel, Cornwall; pyrite from Cornwall. 3.42 kg total, 6.3-12.6 cm
From the property of a Cornwall, UK, gentleman. -
Fossil Asaphus Trilobite in Matrix
Middle Ordovician, circa 470-458 million years B.P.Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Asaphus lepidurus with a semicircular headshield and tailshield separated by well-defined ribs. 65 grams, 54 mm
From the Putilova River, Volchov, St. Petersburg, Russia. From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent. -
A Collection of High Quality Crystal Specimens
Estimate: £30 - 40 (+bp*)
Opening Bid: £5
Comprising: two quartz specimens from the famous Minas Gerais in Brazil; two pyrite specimens from Huanaco in Peru; dark purple amethyst from Antigas in Uruguay; and a crystalline malachite specimen. 658 grams total, 36-73 mm
From Brazil, Peru, Uraguay, and The Democratic Republic of Congo. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
