Loading, please wait...
Details
LOT 2717
Historic Roman 'Spartan Basalt' Cut and Polished Green Porphyry Sheet Group
4 3/4 - 5 3/4 in. (221 grams total, 11.9-14.5 cm).
Cut and polished sections, mined in Greece, cut and polished on both sides, probably recycled material mined in ancient Roman times. [2, No Reserve]
Provenance
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
Footnotes
Also known as Lapis Lacedaemonius and Porfido Verde Antico, a type of green porphyry quarried in Greece. Spartan basalt is a form of andesite or volcanic rock known today only from a single source in the village of Krokees on the Peloponnese in Greece. In addition, ancient sources mention a quarry of Lapis Lacedaemonius in Taygetus.
CONDITIONVETTING:
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 2717
Historic Roman 'Spartan Basalt' Cut and Polished Green Porphyry Sheet Group
Sold for (Inc. bp): £143
RELATED LOTS
-
Very Large Spinosaurus Dinosaur Fossil Tooth
Cretaceous Period, circa 125-113 million years B.P.Sold for (Inc. bp): £59
Slightly curving tooth with striations, restored. 109 grams, 10.8 cm
From Morocco, North Africa. From a Cambridgeshire, UK, collection.
The Spinosaurus was both a beachcomber type scavenger and an active hunter taking small stranded Plesiosaurs, Pterosaurs, turtles and large fish; adults weighed up to 21 tonnes and grew up to 18 meters long. -
Citrine Gem Tree on Amethyst Crystal Geode Section
Sold for (Inc. bp): £7
Irregular geode matrix with light purple amethyst crystals; the metal branches tipped with polished light-coloured citrine pebbles. 475 grams, 19 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
![Group of Two [2] Boxed Madagascan Perisphinctid Fossil Ammonites](https://timelineauctions.com/upload/images/items/small/251090-s.jpg)
Group of Two [2] Boxed Madagascan Perisphinctid Fossil Ammonites
Jurassic Period, circa 170 million years B.P.Sold for (Inc. bp): £39
A pair of Perisphinctes sp. ammonite specimens; each on a display tray with an old Gregory, Bottley & Lloyd label. 312 grams total, 78-83 mm
From Madagascar. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
