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LOT 2175
Natural History - White Pecopteris Fern Specimen Group
DEVONIAN PERIOD, CIRCA 417-354 MILLION YEARS B.P.
6 - 9 7/8 in. (3.04 kg total, 15-25 cm).
Five Pecopteris sp. fern specimens on irregular matrices [5, No Reserve]
ProvenanceFrom St. Clair, Pennsylvania, USA.
Acquired during the 1980s.
From the Pradi Collection, Boston, USA.
These fern fossils are very common from coal mining areas around the world. However, it is the unique state of preservation of the white on the black shale that gives the St. Clair ferns their beauty and rarity. This combination is not found anywhere else in the world.
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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Natural History - Fossilised Wood Slice
Triassic Period, circa 230 million years B.P.Sold for (Inc. bp): £26
The large slice with two polished faces showing some good detail. 1.11 kg, 19.2 cm
Acquired 1950s-1960s. From an old Bristol, UK, palaeontological collection. -
Natural History - Historic Azurite on Malachite Mineral Specimen
Sold for (Inc. bp): £59
The specimen with dark green tabular malachite with clusters of deep-blue tabular azurite crystals. 288 grams, 10 cm
Collected in person from various parts of the world mainly between 1957-1966. From the private mineral collection of Stephen Atkinson, Harpenden, UK. Accompanied by a copy of a letter from the vendor giving details of him collecting these minerals throughout his life. -
Natural History - Boxed Citrine 'Porcupine' Crystal Specimen
Sold for (Inc. bp): £16
On a matrix with a thick cluster of dark orange citrine crystals; supplied in a labelled cardboard tray. 63 grams, 43 mm
From Rio Grande do Sul, Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).