Isotopes of iron
NUCLIDES WITH ATOMIC NUMBER OF 26, BUT WITH DIFFERING MASS NUMBERS
Iron-60; Iron-57; Iron-58; Iron-54; Iron isotopes; Iron-52; Iron-53; Iron-59; Iron-45; Iron-46; Iron-47; Iron-48; Iron-49; Iron-50; Iron-51; Iron-61; Iron-62; Iron-63; Iron-64; Iron-65; Iron-66; Iron-67; Iron-68; Iron-69; Iron-70; Iron-71; Iron-72; Iron-52m; Iron-53m; Iron-54m; Iron-61m; Iron-65m; Iron-67m; Iron 60; Iron isotope
Naturally occurring iron (26Fe) consists of four stable isotopes: 5.845% of 54Fe (possibly radioactive with a half-life over years), 91.