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LOT 2151
Natural History - Amethyst Crystal Geode Section
4 in. (867 grams, 10 cm).
Cut to a roughly triangular shape with dark purple crystals. [No Reserve]
ProvenanceFrom Brazil.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's).
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AUCTIONS:
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LOT 2151
Natural History - Amethyst Crystal Geode Section
Sold for (Inc. bp): £7
-
Natural History - Historic Smithsonite Crystal Formation
Sold for (Inc. bp): £13
Comprising botryoidal formation of dark brown crystals. 82 grams, 60 mm
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 - Polished Fossil Ammonoid
Early Permian Period, circa 280-225 million years B.P.Sold for (Inc. bp): £13
Metalegoceras sundiacum with polished surfaces. 832 grams, 11 cm
From Maubisse Formation, Timor, Indonesia. From an old Oxfordshire, UK, fossil and mineral collection. -
Natural History - Agate Necklace Bead Group
20th century A.D.Sold for (Inc. bp): £156
Comprising thirty banded black and white agate spheres with some natural strata and some treated to show contrasting strata around the equator; all pierced for stringing. 197 grams total, 14-17 mm
UK gallery, early 2000s.
