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LOT 2837
Fossil Isle of Skye Ammonites
MIDDLE JURASSIC, AALENIAN STAGE, MURCHISONAE ZONE, CIRCA 174-170 MILLION YEARS B.P.
4 in. (265 grams, 99.6 mm).
An irregular matrix with three overlapping ammonite specimens, likely Ludwigia or Pseudographoceras. [No Reserve]
ProvenanceFrom a Cambridgeshire, UK, collection.
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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![Group of Eight [8] Boxed Quartz and Smoky Quartz Crystal Specimens](https://timelineauctions.com/upload/images/items/small/251109-s.jpg)
Group of Eight [8] Boxed Quartz and Smoky Quartz Crystal Specimens
Sold for (Inc. bp): £33
Comprising seven polished quartz specimens and one smoky quartz specimen from Brazil. 503 grams total, 40-52 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's), Harwich, UK. -
Mounted Amethyst Crystal Display
Estimate: £700 - 900 (+bp*)
Opening Bid: £380
A triangular polished geode section displaying green, pink and brown colours, lined with small prismatic light and dark purple amethyst crystals; mounted on a custom-made display stand. 3.48 kg total, 28.5 cm including stand
From Artigas, Uruguay. Property of a London lady. -
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Historic Spartan Basalt Cut and Polished Dark Green Porphyry Slab
Sold for (Inc. bp): £1,170
Cut and polished section, mined in Greece, cut and polished on one side, probably recycled material mined in ancient Roman times; mounted on a custom-made metal display stand. 9.82 kg total, 44 cm including stand
Acquired on the UK art market since the 1990s. From the private collection of a Somerset gentleman.
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.
