Back to Elements
    Sm

    Samarium

    Lanthanide

    Atomic Number: 62 • Atomic Mass: 150.3600 u • Period: 6 • Group: 101

    Electron Configuration: 1s² 2s² 2p⁶ 3s² 3p⁶ 4s² 3d¹⁰ 4p⁶ 5s² 4d¹⁰ 5p⁶ 6s² 4f⁶
    Phase: Solid
    Electronegativity: 1.17
    Promethium (Pm)Europium (Eu)
    OverviewPropertiesAtomic StructureOccurrenceApplicationsHistory

    Occurrence

    Samarium is found in various natural sources, including minerals, rocks, and the Earth's crust.

    • Earth's crust (6 parts per million)
    • Monazite sand
    • Bastnäsite mineral