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LOT 2510
Large Historic Roman 'Spartan Basalt' Cut & Polished Green Porphyry Sheet
8 1/4 in. (224 grams, 20.9 cm).
A large cut and polished section, mined in Greece, cut and polished on one side, probably recycled material mined in ancient Roman times. [No Reserve]
ProvenanceFrom Greece.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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.
CONDITIONTimeLine 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 2510
Large Historic Roman 'Spartan Basalt' Cut & Polished Green Porphyry Sheet
Sold for (Inc. bp): £312
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Popcorn Quartz Crystal Display Collection [4]
Sold for (Inc. bp): £7
Comprising four specimens with popcorn-like formations of white crystals. 536 grams total, 4.9-10.2 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Green Aventurine Crystal Tree on Amethyst
Sold for (Inc. bp): £13
On an amethyst geode matrix; the metal branches tipped with polished aventurine pebbles. 640 grams, 20.5 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Large Cut and Polished Agate Geode End Group [3]
Sold for (Inc. bp): £13
A trio of freestanding geode terminals, each with two cut faces. 1.4 kg total, 10.8-14.1 cm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.