Loading, please wait...
![Natural History - Medium Amethyst Crystal Geode Section Group [20]](https://timelineauctions.com/zoom_images/zoomthumb/2/1/211378_900x900.jpg "Natural History - Medium Amethyst Crystal Geode Section Group [20]")
![Natural History - Medium Amethyst Crystal Geode Section Group [20]](https://timelineauctions.com/zoom_images/zoommap/2/1/211378_200x200.jpg "Natural History - Medium Amethyst Crystal Geode Section Group [20]")
![Natural History - Medium Amethyst Crystal Geode Section Group [20]](https://timelineauctions.com/upload/images/items/211378.jpg "Natural History - Medium Amethyst Crystal Geode Section Group [20]")
LOT 2147
Natural History - Medium Amethyst Crystal Geode Section Group [20]
2 1/8 - 3 in. (2 kg total, 54-78 mm).
Comprising variously sized geode sections with clusters of purple 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 2147
Natural History - Medium Amethyst Crystal Geode Section Group [20]
Sold for (Inc. bp): £13
-
Natural History - Large Fossil Shark Vertebra
Upper Palaeocene, Thanetian Stage, circa 56 million years B.P.Sold for (Inc. bp): £33
From Otodus obliquus Agassiz 1843 (mackerel shark). 155 grams, 65 mm
From the Ouled Abdoun Basin Formation (Phosphate beds), Oued Zem, Morocco, North Africa. From an old Oxfordshire fossil and mineral collection. -
Natural History - Cambropallas Telesto Fossil Trilobite
Devonian Period, 416-359 million years BPSold for (Inc. bp): £52
A large Cambropallas telesto trilobite on a matrix. 1.25 kg, 20.5 cm
From Djbel Ougrat, Morocco, North Africa. From a Cambridgeshire, UK, collection. -
Natural History - Fossil Bahariasaurus Dinosaur Tooth
Cretaceous Period, circa 100-95 million years B.P.Sold for (Inc. bp): £52
A fossil tooth from the dinosaur Bahariasaurus ingens. 6.79 grams, 36 mm
From the Tegana Formation, Sahara Desert, Morocco, North Africa. Acquired 1980s. Old Bristol, UK, collection.
Bahariasaurus ingens was a mid-sized carnivore, and the teeth are different from Carcharodontosaurus in being thinner but having a thicker more triangular X-section.
