Loading, please wait...
Details
LOT 1841
Natural History - Porphyry Cut Slice Group
3 3/8 - 6 1/4 in. (244 grams total, 8.5-16 cm).
A group of ten porphyry slices of irregular shapes, cut and polished on both sides, probably recycled material mined in ancient Roman times. [10, No Reserve]
Provenance
Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
VETTING:
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.
RELATED LOTS
-
Natural History - A Large Quantity of Jasper Mineral Chips
Sold for (Inc. bp): £7
A large quantity of jasper mineral chips of various sizes, shapes and colours. 613 grams total, 1-22 mm
Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Large Mosasaur 'Marine Dinosaur' Tooth Pair
Cretaceous Period, 145-65 million years B.P.Sold for (Inc. bp): £59
A pair of large Mosasaur sp. fossil teeth with remains of enamelling. 66 grams total, 49-58 mm
Ex Cambridgeshire, UK, collection. -
Natural History - Mixed Mineral Collection
Sold for (Inc. bp): £20
A mixed group of mineral specimens including amethyst, baryte rose, agate, quartz and others; also including a fossil tooth and a lid decorated with a floral inlay. 1.02 kg total, 0.5-17.5 cm
Essex gallery, early 2000s.