Cl4 Cu H12 N2 O2
      Chrobak L
      Zeitschrift fur Kristallographie 88 (1934) 35-47
      Quantitative spectrometric studies of ammonium and of potassium cupric
      chloride dihydrate (N H4)2 Cu Cl4 (H2 O)2 and K2 Cu Cl4 (H2 O)2
      _cod_database_code 1010006
      _database_code_amcsd 0016942

      CELL PARAMETERS:    7.5800   7.5800   7.9500   90.000   90.000   90.000
      SPACE GROUP: P4_2/mnm  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    456.778
      Density (g/cm3):      1.929
      MAX. ABS. INTENSITY / VOLUME**2:      11.78902054    
      RIR:      1.990
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.16         94.77        5.4860    1   0   1         8
                16.54         60.93        5.3599    1   1   0         4
                22.37         54.32        3.9750    0   0   2         2
                26.29         19.64        3.3899    2   1   0         8
                27.94         25.20        3.1928    1   1   2         8
                28.63         46.83        3.1182    2   1   1        16
                32.65         51.86        2.7430    2   0   2         8
                33.44        100.00        2.6799    2   2   0         4
                34.78         16.55        2.5793    2   1   2        16
                35.90         12.49        2.5015    1   0   3         8
                37.34         11.13        2.4080    3   0   1         8
                37.52          7.99        2.3970    3   1   0         8
                40.60         29.15        2.2221    2   2   2         8
                43.02          2.83        2.1023    3   2   0         8
                43.34         14.12        2.0878    2   1   3        16
                44.12          6.62        2.0527    3   1   2        16
                44.58         12.91        2.0325    3   2   1        16
                45.65         20.64        1.9875    0   0   4         2
                48.01         24.35        1.8950    4   0   0         4
                48.87          6.32        1.8635    1   1   4         8
                49.02          3.55        1.8584    3   2   2        16
                49.59          8.17        1.8384    4   1   0         8
                49.87          4.47        1.8287    3   0   3         8
                50.99          8.29        1.7912    4   1   1        16
                51.12          5.80        1.7866    3   3   0         4
                53.44          3.67        1.7145    2   1   4        16
                53.57          8.54        1.7106    4   0   2         8
                55.03         11.16        1.6686    4   1   2        16
                55.82          6.06        1.6470    3   2   3        16
                56.47          6.87        1.6296    3   3   2         8
                57.75         29.31        1.5964    2   2   4         8
                59.27          4.00        1.5591    4   2   2        16
                59.39          2.43        1.5561    1   0   5         8
                60.51          3.29        1.5300    3   1   4        16
                61.13          2.69        1.5160    4   3   0         8
                61.38          4.32        1.5105    4   1   3        16
                62.35          2.04        1.4892    5   0   1         8
                62.35          4.08        1.4892    4   3   1        16
                62.48          3.83        1.4866    5   1   0         8
                64.52          1.31        1.4443    3   2   4        16
                64.76          3.56        1.4395    2   1   5        16
                65.95          4.09        1.4165    4   3   2        16
                67.24          4.95        1.3924    5   1   2        16
                67.59          3.05        1.3860    5   2   1        16
                68.40         12.91        1.3715    4   0   4         8
                69.67          4.78        1.3496    4   1   4        16
                69.90          1.35        1.3457    3   0   5         8
                70.25          4.39        1.3400    4   4   0         4
                70.93          3.50        1.3287    3   3   4         8
                71.16          1.55        1.3250    0   0   6         2
                71.73          2.47        1.3159    4   3   3        16
                71.73          1.23        1.3159    5   0   3         8
                73.65          1.19        1.2863    1   1   6         8
                74.77          1.67        1.2698    4   4   2         8
                74.88          2.12        1.2681    3   2   5        16
                76.10          1.94        1.2508    2   0   6         8
                76.43          2.96        1.2461    6   1   0         8
                76.66          1.96        1.2431    5   2   3        16
                77.32          1.00        1.2341    2   1   6        16
                77.54          1.88        1.2311    6   1   1        16
                79.52          2.20        1.2054    4   3   4        16
                79.74          1.72        1.2026    4   1   5        16
                80.07          4.35        1.1985    6   2   0         8
                80.72          3.04        1.1904    5   1   4        16
                80.83          4.99        1.1891    6   1   2        16
                80.94          3.18        1.1878    2   2   6         8
                82.36          1.55        1.1709    5   4   1        16
                84.42          1.41        1.1475    6   2   2        16
                86.04          1.49        1.1300    6   3   0         8
                86.26          1.35        1.1277    6   1   3        16
                87.12          1.31        1.1187    6   3   1        16
                87.87          4.19        1.1110    4   4   4         8
                89.28          1.22        1.0972    4   3   5        16
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.