Thorium
      Wyckoff R W G
      Crystal Structures 1 (1963) 7-83
      Second edition. Interscience Publishers, New York, New York
      Sample at 1723 K
      Body centered cubic, bcc, structure
      _database_code_amcsd 0011231

      CELL PARAMETERS:    4.1100   4.1100   4.1100   90.000   90.000   90.000
      SPACE GROUP: Im3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     69.427
      Density (g/cm3):     11.098
      MAX. ABS. INTENSITY / VOLUME**2:      1395.926442    
      RIR:     40.955
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.77        100.00        2.9062    1   1   0        12
                44.07         17.68        2.0550    2   0   0         6
                54.70         35.01        1.6779    2   1   1        24
                64.08         10.16        1.4531    2   2   0        12
                72.76         13.12        1.2997    3   1   0        24
                81.05          3.08        1.1865    2   2   2         8
                89.15         14.11        1.0984    3   2   1        48
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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.