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LOT 2925
Barytocalcite Crystal Mineral Display Specimen
3 in. (139 grams, 74 mm).
White barytocalcite crystals with pyrite crystals at the base. [No Reserve]
ProvenanceProperty of a North West London, UK, lady.
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:
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.
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Chalcopyrite Mineral Display Specimen
Sold for (Inc. bp): £33
Brassy yellowish crystals on matrix. 71 grams, 57 mm
Property of a North West London, UK, lady. -
Window Quartz Mineral Display Specimen
Sold for (Inc. bp): £7
Cut and polished to reveal the clear internal section with manganese. 177 grams, 75 mm
Property of a North West London, UK, lady. -
Fossil Presbyornis Bird Footprints
Eocene Period, circa 58-36 million years B.P.Sold for (Inc. bp): £59
A rectangular matrix containing two footprints, emphasised with white chalk; rare. 108 grams, 76 mm
From Locality 3, The Green River Formation, Spanish Fork Canyon, Soldier Summit, near Provo, Utah, USA. From the private collection of Kenneth Machin (1936-2020), Buckinghamshire, UK; his collection of antiquities and natural history was formed since 1948; thence by descent.
