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![Natural History - Mixed Cut and Polished Agate Slice Collection [20]](https://timelineauctions.com/zoom_images/zoomthumb/2/0/208012_900x900.jpg "Natural History - Mixed Cut and Polished Agate Slice Collection [20]")
![Natural History - Mixed Cut and Polished Agate Slice Collection [20]](https://timelineauctions.com/zoom_images/zoommap/2/0/208012_200x200.jpg "Natural History - Mixed Cut and Polished Agate Slice Collection [20]")
![Natural History - Mixed Cut and Polished Agate Slice Collection [20]](https://timelineauctions.com/upload/images/items/208012.jpg "Natural History - Mixed Cut and Polished Agate Slice Collection [20]")
LOT 1774
Natural History - Mixed Cut and Polished Agate Slice Collection [20]
1 3/4 - 3 1/4 in. (341 grams total, 45-83 mm).
Displaying attractive banding, some with enhanced colouring. [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:
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LOT 1774
Natural History - Mixed Cut and Polished Agate Slice Collection [20]
Sold for (Inc. bp): £39
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Natural History - White Pecopteris Fern Specimen Group
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £13
Five Pecopteris sp. fern specimens on irregular matrices 3.04 kg total, 15-25 cm
From St. Clair, Pennsylvania, USA. Acquired during the 1980s. From the Pradi Collection, Boston, USA.
These fern fossils are very common from coal mining areas around the world. However, it is the unique state of preservation of the white on the black shale that gives the St. Clair ferns their beauty and rarity. This combination is not found anywhere else in the world. -
Natural History - Megalodon Giant Shark Fossil Tooth
Pliocene Period, circa 5.2-2.5 million years B.P.Sold for (Inc. bp): £286
From Carcharocles megalodon with serrated edges and two-toned enamel. 194 grams, 11.9 cm
Ex J. Shaul collection. -
Natural History - Large Cut and Polished Fossil Orthoceras
Devonian Period, circa 385-359 million years B.P.Sold for (Inc. bp): £26
The specimen showing the internal chambers and a small internal cavity with a quartz crystal. 610 grams total, 14.5 cm each
From the Atlas Mountains, Morocco. From an old Bristol, UK, collection.
