Wyartite, Mineral

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Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Wyartite is a uranium bearing mineral named after Jean Wyart (1902-1992), mineralogist at the Sorbonne, Paris. Greenish black, black, black violet in color, translucent to opaque orthorhombic crystals presentantion. A hardness of 3 - 4 Mohs. Its other names are Ianthinite (of Bignand), Wyartit and Wyartita. It belongs to the uranium carbonate group of minerals. It is found next to rutherfordine in Shinkolobwe, Shaba, Zaire. Determination of the structure of wyartite provided the first evidence for a pentavalent uranium mineral. Like all uranium minerals it is radioactive. Uranium is a silvery-white metallic chemical element in the actinide series of the periodic table with atomic number 92. It is assigned the chemical symbol U. A uranium atom has 92 protons and 92 electrons, 6 of the latter are valence electrons.

Weitere Informationen

  • Allgemeine Informationen
    • GTIN 09786130944117
    • Editor Lambert M. Surhone, Miriam T. Timpledon, Susan F. Marseken
    • Genre Chemie
    • Größe H220mm x B220mm
    • EAN 9786130944117
    • Format Fachbuch
    • Titel Wyartite, Mineral
    • Herausgeber Betascript Publishing
    • Anzahl Seiten 100

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