Rubidium: crystal structure

  • Space group: Im-3m (Space group number: 229)
  • Structure: bcc (body-centred cubic)
  • Cell parameters:
    • a: 558.5 pm
    • b: 558.5 pm
    • c: 558.5 pm
    • α: 90.000°
    • β: 90.000°
    • γ: 90.000°

You may view the structure of rubidium:

rubidium crystal structure image (space filling style)
rubidiumcrystal structure image (ball and stick style)
The closest Rb-Rb separation is 494 nm implying a rubidium metallic radius of 247 nm.


C. S. Barrett, Acta Crystallogr., 1956, 9, 671.

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rubidium atomic number