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LOT 2426
Polished Fossil Orthoceras Group
DEVONIAN PERIOD, CIRCA 400 MILLION YEARS B.P.
4 3/4 - 5 7/8 in. (252 grams total, 12.2-14.9 cm).
Comprising three torpedo-shaped matrices with Orthoceras sp. specimens. [3, No Reserve]
ProvenanceFrom Atlas Mountains, Morocco, North Africa.
From a Cambridgeshire, UK, collection.
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AUCTIONS:
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![Historic Roman Spartan Basalt Cut & Polished Green Porphyry Sheet Group [3]](https://timelineauctions.com/upload/images/items/small/228198-s.jpg)
Historic Roman 'Spartan Basalt' Cut & Polished Green Porphyry Sheet Group [3]
Sold for (Inc. bp): £169
Large cut and polished sections, mined in Greece, cut and polished on both sides, probably recycled material mined in ancient Roman times. 375 grams total, 11.4-13.3 cm
From 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. -
Fossil Double Mamite Ammonite on Base
Cretaceous Period, circa 90 million years B.P.Sold for (Inc. bp): £7
Two horned ammonites with regularly disposed spines to the outer shell; repaired. 1.99 kg, 17 cm wide
From a Cambridgeshire, UK, collection. -
Whitby Dactylioceras Fossil Ammonite
Jurassic Period, Toarcian Stage, circa 180 million years B.P.Sold for (Inc. bp): £26
Rounded pebble half containing a Dactylioceras commune specimen. 308 grams, 80 mm
From Yorkshire coast. From a Lincolnshire, UK, collection.
