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![Natural History - Large Icelandic Spar Specimen Group [20]](https://timelineauctions.com/zoom_images/zoomthumb/2/1/211366_900x900.jpg "Natural History - Large Icelandic Spar Specimen Group [20]")
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![Natural History - Large Icelandic Spar Specimen Group [20]](https://timelineauctions.com/upload/images/items/211366.jpg "Natural History - Large Icelandic Spar Specimen Group [20]")
LOT 2344
Natural History - Large Icelandic Spar Specimen Group [20]
1 3/8 - 1 3/4 in. (1 kg total, 36-44 mm).
Or optical calcite, cut into parallelepiped sections, each displaying typical birefringence. [20, No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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:
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LOT 2344
Natural History - Large Icelandic Spar Specimen Group [20]
Sold for (Inc. bp): £26
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Natural History - Fossil Dolphin Vertebra
Miocene Period, circa 15 million years B.P.Sold for (Inc. bp): £13
A fossilised Delphinus sp. dolphin vertebrae. 62.7 grams, 10.3 cm
From North Carolina, U.S.A. Acquired 1950s-1960s. From an old Bristol, UK, paleontological collection. -
Natural History - Fossil Metcanthina Trilobite
Upper Devonian Period, circa 419-358 million years B.P.Sold for (Inc. bp): £59
A Metacanthina barrandei trilobite showing shell structure, eyes and side antenna; on a matrix. 169 grams, 78 mm
From Hamar Laghdad Formation, Pragian, (Alnif), Morocco, North Africa. From an old Oxfordshire, UK, fossil and mineral collection. -
![Natural History - Amethyst Crystal Geode Cut Half Collection [6]](https://timelineauctions.com/upload/images/items/small/211407-s.jpg)
Natural History - Amethyst Crystal Geode Cut Half Collection [6]
Sold for (Inc. bp): £20
Comprising six examples with this outer walls and the internal cavity filled with small lavender-coloured crystals. 338 grams total, 50-75 mm
From Brazil. Ex Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's).
