F3 H4 Mn N
      Laguna M, Sanjuan M, Orera V, Rubin J, Palacios E, Pique M,
      Bartolome J, Berar J
      Journal of Physics: Condensed Matter 5 (1993) 283-300
      X-ray and raman study of the low temperature NH4MnF3
      structure;evidence of librational motion of the NH4^+^ ion
      _cod_database_code 1008535
      _database_code_amcsd 0016428

      CELL PARAMETERS:    5.9520   8.5430   5.9490   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    302.494
      Density (g/cm3):      2.765
      MAX. ABS. INTENSITY / VOLUME**2:      21.90653609    
      RIR:      2.580
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.80         51.93        4.2715    0   2   0         2
                21.11        100.00        4.2076    1   0   1         4
                29.81         54.35        2.9976    1   2   1         8
                30.03         14.84        2.9760    2   0   0         2
                30.04         13.37        2.9745    0   0   2         2
                33.67          1.42        2.6615    2   0   1         4
                34.93          1.09        2.5686    0   3   1         4
                36.82          1.20        2.4410    0   2   2         4
                39.91          1.55        2.2589    2   2   1         8
                42.32         29.09        2.1358    0   4   0         2
                42.99         54.27        2.1038    2   0   2         4
                47.76         19.44        1.9045    1   4   1         8
                48.22         17.60        1.8873    2   2   2         8
                48.36          9.83        1.8821    3   0   1         4
                48.38          9.51        1.8813    1   0   3         4
                52.76          5.42        1.7352    2   4   0         4
                52.77          4.98        1.7349    0   4   2         4
                53.18          9.46        1.7223    3   2   1         8
                53.20          9.83        1.7217    1   2   3         8
                61.91         26.15        1.4988    2   4   2         8
                62.41          5.98        1.4880    4   0   0         2
                62.44          6.50        1.4872    0   0   4         2
                65.56          1.34        1.4238    0   6   0         2
                66.18          6.22        1.4120    3   4   1         8
                66.20          6.04        1.4117    1   4   3         8
                66.55          2.22        1.4052    4   2   0         4
                66.58          2.96        1.4045    0   2   4         4
                66.69          2.53        1.4025    3   0   3         4
                69.72          3.44        1.3487    1   6   1         8
                70.69          3.02        1.3326    3   2   3         8
                70.80          2.15        1.3308    4   0   2         4
                70.83          1.73        1.3304    2   0   4         4
                78.31          4.78        1.2209    4   4   0         4
                78.34          5.15        1.2205    0   4   4         4
                81.65          2.32        1.1792    2   6   2         8
                82.23          2.40        1.1724    3   4   3         8
                82.67          1.27        1.1673    5   0   1         4
                82.72          1.16        1.1667    1   0   5         4
                85.52          1.89        1.1355    3   6   1         8
                85.53          1.95        1.1353    1   6   3         8
                86.09          2.39        1.1295    4   4   2         8
                86.11          1.99        1.1292    2   4   4         8
                86.42          1.67        1.1260    5   2   1         8
                86.47          1.82        1.1255    1   2   5         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.