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![Cut Agate Crystal Geode Half Group [100]](https://timelineauctions.com/zoom_images/zoomthumb/2/2/228232_900x900.jpg "Cut Agate Crystal Geode Half Group [100]")
![Cut Agate Crystal Geode Half Group [100]](https://timelineauctions.com/zoom_images/zoommap/2/2/228232_200x200.jpg "Cut Agate Crystal Geode Half Group [100]")
![Cut Agate Crystal Geode Half Group [100]](https://timelineauctions.com/upload/images/items/228232.jpg "Cut Agate Crystal Geode Half Group [100]")
LOT 2498
Cut Agate Crystal Geode Half Group [100]
3/4 - 1 3/8 in. (746 grams total, 20-36 mm).
Comprising one hundred miniature geode halves, suitable for crafting. [100, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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.
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![Very Large Iceland Spar Mineral Specimen Group [10]](https://timelineauctions.com/upload/images/items/small/228273-s.jpg)
Very Large Iceland Spar Mineral Specimen Group [10]
Sold for (Inc. bp): £33
Comprising ten variously sized translucent parallelepiped specimens. 2.38 kg total, 34-96 mm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Fossil Promicroceras Ammonite Mortality Plate
Jurassic Period, circa 199-190 million years B.P.Sold for (Inc. bp): £78
A boulder section containing several larger Arnioceras and smaller Promicroceras ammonites with some negative impressions. 1.67 kg, 21.9 cm
From Whitby, UK. From a Lincolnshire, UK, collection. -
Mosasaur 'Marine Dinosaur' Fossil Skull
Cretaceous Period, circa 145-65 million years B.P.Sold for (Inc. bp): £8,450
A magnificent, full three-dimensional fossil skull of a juvenile Mosasaur Prognathodon with upper and lower mandibles, eye sockets and brain cavity; including jaw teeth and throat teeth; some restoration; with custom-made display stand. 4.1 kg total, upper skull: 43.5 cm long
From Morocco, West Africa. Ex Cambridgeshire, UK, collection.
The Mosasaur is an extinct, large marine reptile dinosaur with an elongated body, long snout and paddle-like limbs. Found worldwide, they competed with other well-known sea predators of the Late Cretaceous, such as plesiosaurs and ichthyosaurs, for food, existing primarily on a diet of ammonoids, cuttlefish and fish.
