LaH2
      Wyckoff R W G
      Crystal Structures 1 (1963) 239-444
      Second edition. Interscience Publishers, New York, New York
      Fluorite structure
      _database_code_amcsd 0011698

      CELL PARAMETERS:    5.6670   5.6670   5.6670   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    181.995
      Density (g/cm3):      5.142
      MAX. ABS. INTENSITY / VOLUME**2:      279.1968058    
      RIR:     17.678
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                27.26        100.00        3.2718    1   1   1         8
                31.58         47.71        2.8335    2   0   0         6
                45.26         34.58        2.0036    2   2   0        12
                53.64         37.48        1.7087    3   1   1        24
                56.23         10.30        1.6359    2   2   2         8
                65.93          4.56        1.4167    4   0   0         6
                72.74         12.59        1.3001    3   3   1        24
                74.94         11.15        1.2672    4   2   0        24
                83.59          8.04        1.1568    4   2   2        24
                89.96          2.14        1.0906    3   3   3         8
                89.96          6.43        1.0906    5   1   1        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.