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    Cullinan Diamond - Wikipedia

    Cullinan V is an 18.8-carat (3.76 g) heart-shaped diamond set in the centre of a platinum brooch that formed a part of the stomacher made for Queen Mary to wear at the Delhi Durbar in 1911. The brooch was designed to show off Cullinan V and is pavé-set with a border of smaller diamonds. 展开

    The Cullinan Diamond is the largest gem-quality rough diamond ever found, weighing 3,106 carats (621.20 g), discovered at the Premier No.2 mine in Cullinan, South Africa, on 26 January 1905. It was named after 展开

    Diamonds cut from the Cullinan 图像

    • Balfour, Ian (2009). Famous Diamonds. Antique Collectors' Club. ISBN 978-1-85149-479-8.
    • Bariand, Pierre; Duchamp, Michel (1992). The … 展开

    Discovery and early history 图像
    概览 图像

    The Cullinan is estimated to have formed in Earth's mantle transition zone at a depth of 410–660 km (255–410 miles) and reached the surface 1.18 … 展开

    Cullinan produced 9 major stones of 1,055.89 carats (211.178 g) in total, plus 96 minor brilliants and some unpolished fragments weighing 19.5 … 展开

    1. ^ Bariand and Duchamp, p. 101.
    2. ^ Scarratt and Shor, p. 120.
    3. ^ Smith, et al., pp. 1403–1405
    4. ^ 展开

    • Shipley, Robert M. (Summer 1941). "The Cullinan or Star of Africa" (PDF). Important Diamonds of the World (column). Gems & Gemology. Vol. 3, no. 10. … 展开

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