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![Mahogany Obsidian Volcanic Glass Specimen Group [100]](https://timelineauctions.com/zoom_images/zoomthumb/2/2/228021_900x900.jpg "Mahogany Obsidian Volcanic Glass Specimen Group [100]")
![Mahogany Obsidian Volcanic Glass Specimen Group [100]](https://timelineauctions.com/zoom_images/zoommap/2/2/228021_200x200.jpg "Mahogany Obsidian Volcanic Glass Specimen Group [100]")
![Mahogany Obsidian Volcanic Glass Specimen Group [100]](https://timelineauctions.com/upload/images/items/228021.jpg "Mahogany Obsidian Volcanic Glass Specimen Group [100]")
LOT 2465
Mahogany Obsidian Volcanic Glass Specimen Group [100]
1 1/4 - 2 in. (1.24 kg total, 31-50 mm).
A large quantity of dark brown specimens with contrasting areas. [100, No Reserve]
ProvenanceEx 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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![Crystal and Mineral Specimen Collection [6]](https://timelineauctions.com/upload/images/items/small/228177-s.jpg)
Crystal and Mineral Specimen Collection [6]
Sold for (Inc. bp): £26
Comprising: malachite, agate geode half, calcite on matrix, polished crystal slice, stromatolite, and vesicular andesite(?). 680 grams total, 4.8-11.8 cm
Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Polished Fossil Coral Head Heart Collection
Devonian Period, circa 417-354 million years B.P.Sold for (Inc. bp): £26
Comprising five polished shapes showing the internal structure of the head. 123 grams total, 33-36 mm
From a Cambridgeshire, UK, collection. -
Very Large Cut and Polished Agatized Fossil Tree Trunk Slice
Triassic Period, 251-199 million years B.P.Sold for (Inc. bp): £52
Showing bark detail on the edges, the cut faces showing attractive agatized patterns. 1.54 kg, 30.7 cm
From Madagascar. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
