Ba2 Ca Cu2 O7 Tl
      Hervieu M, Maignan A, Martin C, Michel C, Provost J, Raveau B
      Journal of Solid State Chemistry 75 (1988) 212-215
      A New Member of the Thallium Superconductive Series. The "1212" Oxide
      Tl Ba2 Ca Cu2 O8-y: Importance of Oxygen Content
      _cod_database_code 1001367
      _database_code_amcsd 0013619

      CELL PARAMETERS:    3.8330   3.8330  12.6800   90.000   90.000   90.000
      SPACE GROUP: P4/mmm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    186.293
      Density (g/cm3):      6.847
      MAX. ABS. INTENSITY / VOLUME**2:      148.3531442    
      RIR:      7.055
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 6.97         26.01       12.6800    0   0   1         2
                21.02          3.68        4.2267    0   0   3         2
                24.26          9.68        3.6690    1   0   1         8
                27.19         69.39        3.2801    1   0   2         8
                28.15          7.20        3.1700    0   0   4         2
                31.51        100.00        2.8393    1   0   3         8
                33.05         77.26        2.7103    1   1   0         4
                33.82         13.23        2.6505    1   1   1         8
                35.39         23.72        2.5360    0   0   5         2
                36.79          7.76        2.4428    1   0   4         8
                42.75          2.30        2.1150    1   0   5         8
                42.79          3.66        2.1133    0   0   6         2
                43.95         20.28        2.0600    1   1   4         8
                47.44         36.59        1.9165    2   0   0         4
                48.01          1.31        1.8950    2   0   1         8
                49.20         23.73        1.8518    1   1   5         8
                49.24          6.12        1.8507    1   0   6         8
                50.38          1.51        1.8114    0   0   7         2
                52.42          1.29        1.7454    2   0   3         8
                53.98          2.15        1.6987    2   1   1        16
                55.11          6.31        1.6666    1   1   6         8
                55.53         17.39        1.6548    2   1   2        16
                56.08          4.04        1.6401    2   0   4         8
                56.16         11.20        1.6378    1   0   7         8
                58.07         30.92        1.5885    2   1   3        16
                58.21          2.16        1.5850    0   0   8         2
                60.56         15.96        1.5290    2   0   5         8
                61.50          2.26        1.5078    2   1   4        16
                61.58          1.25        1.5060    1   1   7         8
                63.52          4.83        1.4647    1   0   8         8
                65.75          1.23        1.4202    2   1   5        16
                65.78          3.38        1.4197    2   0   6         8
                68.59          2.52        1.3682    1   1   8         8
                69.34          9.41        1.3552    2   2   0         4
                70.77          3.65        1.3313    2   1   6        16
                71.69          1.51        1.3165    2   0   7         8
                74.89          1.14        1.2680    0   0  10         2
                75.98          3.07        1.2525    3   0   2         8
                76.15          2.89        1.2501    1   1   9         8
                76.44          1.51        1.2461    2   2   4         8
                76.51          7.81        1.2451    2   1   7        16
                78.15          5.67        1.2230    3   0   3         8
                78.27          3.06        1.2214    2   0   8         8
                78.99          9.07        1.2121    3   1   0         8
                79.42          1.50        1.2066    3   1   1        16
                80.33          5.92        1.1952    2   2   5         8
                82.97          4.13        1.1638    2   1   8        16
                84.32          3.15        1.1485    1   1  10         8
                85.03          1.46        1.1408    2   2   6         8
                85.55          1.33        1.1352    2   0   9         8
                85.83          4.05        1.1322    3   1   4        16
                88.59          4.59        1.1039    1   0  11         8
                89.65          6.65        1.0936    3   1   5        16
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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.