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![Natural History - Amethyst Crystal Geode Section Group [20]](https://timelineauctions.com/zoom_images/zoomthumb/2/0/207913(1)_900x900.jpg "Natural History - Amethyst Crystal Geode Section Group [20]")
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LOT 2489
Natural History - Amethyst Crystal Geode Section Group [20]
1 3/4 - 2 1/2 in. (1.6 kg total, 45-64 mm).
Comprising large sections of geodes with variously sized amethyst crystals. [20, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
TimeLine 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:
TimeLine is a leading auction house specialising in antiquities, ancient art, collectables, natural history, coins, medals, and books. Our auctions offer museums, collectors, historians, and enthusiasts the opportunity to acquire unique and historically significant pieces.
LOT 2489
Natural History - Amethyst Crystal Geode Section Group [20]
Sold for (Inc. bp): £20
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Natural History - Historic 'Naca, Mexico' Selenite Crystal Specimen
Sold for (Inc. bp): £20
Displaying large tabular crystals with fine examples if swallow-tail contact twins, collection number 533; purchased for £25.00 from the Natural History Museum Shop, in 1983. 139 grams, 71 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. -
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Natural History - Fossil Metcanthina Trilobite
Upper Devonian Period, 419-358 million years B.P.Sold for (Inc. bp): £85
A Metacanthina barrandei trilobite showing shell structure, eyes and side antennae; on a matrix. 170 grams, 70 mm
From Hamar Laghdad Formation, Pragian, (Alnif), Morocco, North Africa. From an old Oxfordshire, UK, fossil and mineral collection. -
![Natural History - Large Brown Obsidian Volcanic Glass Specimen Group [34]](https://timelineauctions.com/upload/images/items/small/207974-s(1).jpg)
Natural History - Large Brown Obsidian Volcanic Glass Specimen Group [34]
Sold for (Inc. bp): £13
Comprising variously sized, brown to dark brown coloured chunks. 1.43 kg total, 38-53 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
