Neighborite
      Mitchell R H, Alexander M, Cranswick L M D, Swainson I P
      Physics and Chemistry of Minerals 34 (2007) 705-712
      A powder neutron diffraction study of the crystal structure of the
      fluoroperovskite NaMgF3 (neighborite) from 300 to 3.6 K
      Locality: synthetic
      Sample: T = 300 K
      _database_code_amcsd 0009113

      CELL PARAMETERS:    5.3622   5.4885   7.6694   90.000   90.000   90.000
      SPACE GROUP: Pbnm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    225.714
      Density (g/cm3):      3.069
      MAX. ABS. INTENSITY / VOLUME**2:      9.959276707    
      RIR:      1.057
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.19         23.09        3.8355    1   1   0         4
                23.20          9.79        3.8347    0   0   2         2
                25.97          4.80        3.4304    1   1   1         8
                32.63         16.31        2.7443    0   2   0         2
                33.03         54.23        2.7118    1   1   2         8
                33.42         10.23        2.6811    2   0   0         2
                36.79          6.13        2.4429    1   2   0         4
                37.33         11.71        2.4090    2   1   0         4
                38.68         11.82        2.3277    1   2   1         8
                39.03         26.73        2.3076    1   0   3         4
                39.20         17.30        2.2983    2   1   1         8
                40.42         26.47        2.2317    0   2   2         4
                41.08         17.87        2.1973    2   0   2         4
                42.50          8.96        2.1272    1   1   3         8
                43.95         10.90        2.0603    1   2   2         8
                44.41          5.42        2.0399    2   1   2         8
                47.41         65.42        1.9178    2   2   0         4
                47.42         34.58        1.9174    0   0   4         2
                48.68          4.37        1.8706    0   2   3         4
                48.96          3.67        1.8605    2   2   1         8
                51.76          3.30        1.7662    1   2   3         8
                52.17          2.83        1.7532    2   1   3         8
                52.57          2.98        1.7408    3   0   1         4
                52.88          7.22        1.7315    1   3   0         4
                53.42          5.25        1.7152    2   2   2         8
                53.43          4.47        1.7150    1   1   4         8
                54.32          8.86        1.6890    1   3   1         8
                55.37          2.20        1.6593    3   1   1         8
                58.49         12.19        1.5781    1   3   2         8
                58.75         12.55        1.5717    0   2   4         4
                59.25          9.95        1.5596    2   0   4         4
                59.49         27.97        1.5538    3   1   2         8
                61.96          1.49        1.4977    3   2   0         4
                63.03          2.26        1.4747    1   0   5         4
                65.06          2.24        1.4336    1   3   3         8
                66.01          1.10        1.4153    3   1   3         8
                66.50          1.40        1.4060    2   3   2         8
                68.37          5.33        1.3721    0   4   0         2
                69.30         19.29        1.3559    2   2   4         8
                70.21          3.22        1.3405    4   0   0         2
                70.89          2.87        1.3293    1   4   0         4
                72.60          1.66        1.3023    4   1   0         4
                72.68          2.63        1.3009    2   3   3         8
                72.80          4.51        1.2990    1   2   5         8
                73.14          1.95        1.2939    2   1   5         8
                73.25          2.63        1.2923    3   2   3         8
                73.73          3.00        1.2850    1   3   4         8
                75.06          1.21        1.2655    4   0   2         4
                75.73          1.04        1.2560    1   4   2         8
                77.39          2.00        1.2331    4   1   2         8
                78.27          1.63        1.2215    2   4   0         4
                78.93          2.23        1.2129    3   3   2         8
                78.95          3.81        1.2127    1   1   6         8
                79.59          1.06        1.2045    4   2   0         4
                80.12          1.55        1.1979    2   2   5         8
                82.95          1.32        1.1640    3   0   5         4
                83.27          1.47        1.1604    4   1   3         8
                84.36          1.92        1.1482    1   3   5         8
                84.78          1.76        1.1435    3   3   3         8
                85.22          1.94        1.1387    3   1   5         8
                87.40          3.17        1.1158    0   4   4         4
                88.77          2.14        1.1021    2   4   3         8
                89.13          1.96        1.0987    4   0   4         4
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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.