Loading, please wait...
Details
LOT 1959
Natural History - Polished Agate Mineral Specimen
4 3/4 in. (429 grams, 12 cm).
A cut and polished natural coloured agate geode section. [No Reserve]
Provenance
From Salto do Jucui, Rio Grande do Sul, Brazil.
Private collection, Munster, Germany.
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 - Large Cut Fossilised Arizona Tree Slice
Sold for (Inc. bp): £26
A large cut section of Arizona fossil wood. 1.5 kg, 26.7 cm
From Arizona, USA. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). -
Natural History - Elrathia Fossil Trilobites
Middle Cambrian Period, circa 500 million years B.P.Sold for (Inc. bp): £52
A pair of irregular matrices, each containing an Elrathia sp. fossil trilobite. 160 grams total, 62-83 mm
Ex Lincolnshire, UK, collection. -
Natural History - 'Spartan Basalt' Polished Green Porphyry Section
Sold for (Inc. bp): £286
A large cut section of green porphyry mined in Greece, possibly in ancient Roman times. 1.22 kg, 18.1 cm
From Greece. Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
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.
