UN
      Wyckoff R W G
      Crystal Structures 1 (1963) 85-237
      Second edition. Interscience Publishers, New York, New York
      rocksalt structure
      _database_code_amcsd 0011435

      CELL PARAMETERS:    4.8840   4.8840   4.8840   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    116.500
      Density (g/cm3):     14.368
      MAX. ABS. INTENSITY / VOLUME**2:      1126.458573    
      RIR:     25.529
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                31.73        100.00        2.8198    1   1   1         8
                36.81         63.62        2.4420    2   0   0         6
                53.03         39.84        1.7268    2   2   0        12
                63.14         35.64        1.4726    3   1   1        24
                66.29         12.17        1.4099    2   2   2         8
                78.30          5.17        1.2210    4   0   0         6
                86.95         12.57        1.1205    3   3   1        24
                89.81         13.87        1.0921    4   2   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.