Erythrite
      Wildner M, Giester G, Lengauer C L, McCammon C A
      European Journal of Mineralogy 8 (1996) 187-192
      Structure and crystal chemistry of vivianite-type compounds: Crystal
      structures of erythrite and annabergite with a Mossbauer study of erythrite
      _database_code_amcsd 0006617

      CELL PARAMETERS:   10.2510  13.4470   4.7640   90.000  104.980   90.000
      SPACE GROUP: C2/m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    634.377
      Density (g/cm3):      3.122
      MAX. ABS. INTENSITY / VOLUME**2:      30.95697328    
      RIR:      3.229
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                11.10         35.51        7.9738    1   1   0         4
                13.17        100.00        6.7235    0   2   0         2
                17.91          8.74        4.9513    2   0   0         2
                19.29          2.94        4.6021    0   0   1         2
                20.17         16.77        4.4022   -1   1   1         4
                21.76          4.19        4.0835    1   3   0         4
                22.30          2.41        3.9869    2   2   0         4
                22.73         11.97        3.9127   -2   0   1         2
                24.26          6.46        3.6690    1   1   1         4
                26.35          1.05        3.3818   -2   2   1         4
                26.51          2.53        3.3617    0   4   0         2
                27.62         37.45        3.2301   -1   3   1         4
                27.83          8.33        3.2057    3   1   0         4
                29.70         19.84        3.0084   -3   1   1         4
                29.72         25.71        3.0057    2   0   1         2
                32.18          6.19        2.7813    2   4   0         4
                32.63         25.10        2.7440    2   2   1         4
                33.00         20.08        2.7146    0   4   1         4
                33.72         15.36        2.6579    3   3   0         4
                35.20          6.41        2.5499   -2   4   1         4
                36.50         16.75        2.4618   -4   0   1         2
                38.39          5.29        2.3447   -1   1   2         4
                38.65          1.88        2.3295   -2   0   2         2
                38.66         15.05        2.3292   -1   5   1         4
                38.96          6.27        2.3117   -4   2   1         4
                40.24          1.35        2.2412    0   6   0         2
                40.25          2.10        2.2407    2   4   1         4
                41.00          5.68        2.2011   -2   2   2         4
                41.07          3.39        2.1979    1   5   1         4
                43.13          3.33        2.0976    1   1   2         4
                43.40         10.55        2.0850    3   5   0         4
                44.37          1.13        2.0417    2   6   0         4
                44.99          1.98        2.0149    0   6   1         4
                45.68          2.94        1.9862   -4   4   1         4
                46.34          3.88        1.9594    5   1   0         4
                46.41          1.31        1.9564   -4   0   2         2
                46.52          4.41        1.9523   -3   3   2         4
                47.37         10.37        1.9191    1   3   2         4
                47.69          1.54        1.9068    2   0   2         2
                49.53          2.88        1.8405   -5   3   1         4
                50.82          1.08        1.7967    2   6   1         4
                50.95          1.18        1.7923    3   5   1         4
                51.45          2.46        1.7760   -1   7   1         4
                53.78          1.26        1.7044    4   4   1         4
                54.25          3.39        1.6909   -4   4   2         4
                54.34          4.98        1.6883   -3   5   2         4
                54.60          7.62        1.6809    0   8   0         2
                55.10          8.89        1.6667    1   5   2         4
                55.33          1.01        1.6603    3   7   0         4
                55.39          2.36        1.6586    2   4   2         4
                55.44          1.23        1.6573   -4   6   1         4
                55.47          1.72        1.6566    5   1   1         4
                55.69          2.21        1.6504    6   0   0         2
                56.76          2.70        1.6219   -5   3   2         4
                57.02          1.07        1.6151   -2   6   2         4
                57.05          3.30        1.6144   -5   5   1         4
                57.50          3.24        1.6029    6   2   0         4
                57.82          1.20        1.5948    5   5   0         4
                59.05          4.33        1.5643    5   3   1         4
                59.89          1.07        1.5444   -2   8   1         4
                59.94          3.42        1.5433   -6   0   2         2
                60.34          1.81        1.5340    0   0   3         2
                61.10          4.00        1.5166   -6   4   1         4
                61.66          1.10        1.5042   -6   2   2         4
                61.73          4.42        1.5028    4   0   2         2
                62.06          1.39        1.4956    0   2   3         4
                62.08          1.25        1.4951   -1   7   2         4
                62.35          2.05        1.4893   -1   3   3         4
                62.43          1.03        1.4874   -4   0   3         2
                63.08          1.10        1.4738   -4   6   2         4
                63.38          1.55        1.4674   -3   3   3         4
                63.40          4.29        1.4670    2   8   1         4
                63.42          1.70        1.4666    4   2   2         4
                63.71          1.59        1.4608   -5   5   2         4
                64.12          1.08        1.4523   -4   2   3         4
                64.17          1.51        1.4514    1   1   3         4
                65.03          2.90        1.4342   -2   4   3         4
                65.52          1.24        1.4246    1   7   2         4
                65.85          2.95        1.4183    5   5   1         4
                67.06          1.17        1.3956    0   4   3         4
                67.47          2.90        1.3882   -4   8   1         4
                68.88          1.04        1.3631   -2   8   2         4
                68.97          2.07        1.3616   -1   5   3         4
                69.70          1.35        1.3491    7   3   0         4
                69.95          2.32        1.3449   -3   5   3         4
                69.95          1.99        1.3448   -3   9   1         4
                69.96          2.32        1.3447    0  10   0         2
                73.74          1.27        1.2849   -7   5   1         4
                75.58          1.62        1.2581    7   1   1         4
                76.01          1.76        1.2520    7   5   0         4
                77.81          2.00        1.2275    2  10   1         4
                78.15          1.25        1.2230    3   3   3         4
                80.71          1.41        1.1906   -2   0   4         2
                81.57          1.19        1.1801   -4  10   1         4
                81.78          1.16        1.1776    6   8   0         4
                82.82          1.17        1.1655   -7   3   3         4
                84.25          1.27        1.1493    3   5   3         4
                85.40          1.48        1.1368   -6   8   2         4
                86.96          2.00        1.1203    4   8   2         4
                88.87          1.03        1.1012   -7   5   3         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.