Lithium
      Wyckoff R W G
      Crystal Structures 1 (1963) 7-83
      Second edition. Interscience Publishers, New York, New York
      Sample at T = 78 K
      Body centered cubic, bcc, structure
      _database_code_amcsd 0011219

      CELL PARAMETERS:    3.4910   3.4910   3.4910   90.000   90.000   90.000
      SPACE GROUP: Im3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     42.545
      Density (g/cm3):      0.542
      MAX. ABS. INTENSITY / VOLUME**2:      1.307997826    
      RIR:      0.786
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                36.40        100.00        2.4685    1   1   0        12
                52.42         16.05        1.7455    2   0   0         6
                65.49         29.20        1.4252    2   1   1        24
                77.31          7.96        1.2343    2   2   0        12
                88.59         10.09        1.1040    3   1   0        24
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.