O3 Tm2
      Zachariasen W
      Norsk Geologisk Tidsskrift 9 (1927) 310-316
      The crystal structure of the modification C of the sesquioxides of the
      rare earth metals, and of indium and thallium.
      _cod_database_code 1010333
      _database_code_amcsd 0017259

      CELL PARAMETERS:   10.5200  10.5200  10.5200   90.000   90.000   90.000
      SPACE GROUP: I2_13     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1164.253
      Density (g/cm3):      8.804
      MAX. ABS. INTENSITY / VOLUME**2:      506.4077209    
      RIR:     18.728
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.68          3.04        4.2948    2   1   1        12
                29.41        100.00        3.0369    2   2   2         4
                31.83          3.78        2.8116    3   2   1        12
                31.83          3.89        2.8116    3   1   2        12
                34.09         34.89        2.6300    4   0   0         6
                36.23          4.90        2.4796    4   1   1        12
                40.21          1.36        2.2429    3   3   2        12
                43.88          4.10        2.0631    4   3   1        12
                43.88          3.69        2.0631    4   1   3        12
                47.33          2.51        1.9207    5   2   1        12
                47.33          1.64        1.9207    5   1   2        12
                48.98         34.26        1.8597    4   4   0        12
                50.59          1.95        1.8042    4   3   3        12
                53.71          3.14        1.7066    6   1   1        12
                56.71          1.54        1.6233    5   1   4        12
                56.71          1.61        1.6233    5   4   1        12
                58.17         26.32        1.5859    6   2   2        12
                59.61          1.70        1.5511    6   3   1        12
                59.61          1.71        1.5511    6   1   3        12
                61.02          5.17        1.5184    4   4   4         4
                62.42          1.14        1.4878    5   4   3        12
                65.16          1.21        1.4316    6   3   3        12
                66.51          1.22        1.4058    6   4   2        12
                71.78          3.35        1.3150    8   0   0         6
                79.41          5.82        1.2067    6   6   2        12
                81.91          2.21        1.1762    8   0   4        12
                81.91          2.21        1.1762    8   4   0        12
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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.