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![Natural History - Amethyst Crystal Geode Section Group [20]](https://timelineauctions.com/zoom_images/zoomthumb/2/0/207946(1)_900x900.jpg "Natural History - Amethyst Crystal Geode Section Group [20]")
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LOT 2865
Natural History - Amethyst Crystal Geode Section Group [20]
1 - 1 7/8 in. (1.1 kg total, 26-48 mm).
Comprising variously sized cut sections, each with small dark purple to lavender-coloured 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 2865
Natural History - Amethyst Crystal Geode Section Group [20]
Sold for (Inc. bp): £20
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Natural History - Historic Mineral Specimen Collection
Sold for (Inc. bp): £33
Comprising: ruby from East Africa, collection number 172; orange citrine, collection number 296; aventurine, collection number 306; colourless aquamarine from Minas Gerais, Brazil, collection number 157; blue opal, collection number 141; a cut and polished amethyst slice from Brazil, collection number 360; deep seaweed-green tourmaline from Nigeria, West Africa, collection number 329; turquoise from Cornwall, England, collection number 22; agate from North Transvaal, South Africa, collection number 198. 53 grams total, 13-55 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. -
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Natural History - Large Cut and Polished Blue Agate Crystal Slice
Sold for (Inc. bp): £59
In enhanced dark blue colour, the internal cavity with quartz crystals. 663 grams, 23 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
![Natural History - Grade A Cut and Polished Agate Slice Collection [3]](https://timelineauctions.com/upload/images/items/small/211413-s.jpg)
Natural History - Grade A Cut and Polished Agate Slice Collection [3]
Sold for (Inc. bp): £26
Each transparent and showing attractive banding. 257 grams total, 11.1-12 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
