Neighborite
      Chakhmouradian A R, Ross K, Mitchell R H, Swainson I
      Physics and Chemistry of Minerals 28 (2001) 277-284
      The crystal chemistry of synthetic potassium-bearing neighborite, (Na1-xKx)MgF3
      Sample studied by X-ray diffraction, x = .18
      _database_code_amcsd 0008542

      CELL PARAMETERS:    5.4486   5.5101   7.7623   90.000   90.000   90.000
      SPACE GROUP: Pbnm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    233.042
      Density (g/cm3):      3.055
      MAX. ABS. INTENSITY / VOLUME**2:      7.508214068    
      RIR:      0.800
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.91         14.59        3.8812    0   0   2         2
                22.95         23.12        3.8743    1   1   0         4
                25.70          2.71        3.4665    1   1   1         8
                32.50         25.59        2.7550    0   2   0         2
                32.66         84.16        2.7420    1   1   2         8
                32.88         16.76        2.7243    2   0   0         2
                36.55          6.12        2.4586    1   2   0         4
                36.80         11.21        2.4421    2   1   0         4
                38.41          8.85        2.3439    1   2   1         8
                38.52         17.46        2.3373    1   0   3         4
                38.65         18.50        2.3295    2   1   1         8
                40.14         51.18        2.2466    0   2   2         4
                40.45         35.07        2.2298    2   0   2         4
                41.99          4.16        2.1517    1   1   3         8
                43.58         10.00        2.0770    1   2   2         8
                43.80          7.77        2.0670    2   1   2         8
                46.81         60.79        1.9406    0   0   4         2
                46.90        100.00        1.9372    2   2   0         4
                48.25          1.75        1.8861    0   2   3         4
                48.43          1.47        1.8795    2   2   1         8
                51.26          1.46        1.7823    1   2   3         8
                51.45          4.34        1.7760    2   1   3         8
                51.69          2.94        1.7684    3   0   1         4
                52.58          5.35        1.7405    1   3   0         4
                52.76          4.34        1.7351    1   1   4         8
                52.82          5.70        1.7333    2   2   2         8
                53.99          4.51        1.6983    1   3   1         8
                54.49          1.00        1.6838    3   1   1         8
                58.08         18.55        1.5881    1   3   2         8
                58.15         11.71        1.5865    0   2   4         4
                58.38          8.83        1.5806    2   0   4         4
                58.56         33.39        1.5763    3   1   2         8
                60.98          1.65        1.5193    2   1   4         8
                61.11          1.14        1.5164    3   2   0         4
                62.11          1.70        1.4944    2   3   1         8
                62.17          1.53        1.4930    1   0   5         4
                64.53          1.10        1.4442    1   3   3         8
                65.88          1.50        1.4177    2   3   2         8
                68.06         10.12        1.3775    0   4   0         2
                68.43         36.45        1.3710    2   2   4         8
                68.94          5.42        1.3621    4   0   0         2
                70.51          2.20        1.3355    1   4   0         4
                71.32          1.69        1.3223    4   1   0         4
                71.93          3.74        1.3127    1   2   5         8
                71.94          2.06        1.3125    2   3   3         8
                72.09          1.74        1.3101    2   1   5         8
                72.21          2.41        1.3082    3   2   3         8
                72.51          1.71        1.3036    4   1   1         8
                73.02          2.80        1.2957    1   3   4         8
                73.71          1.51        1.2853    4   0   2         4
                75.25          1.45        1.2628    1   4   2         8
                76.04          2.47        1.2517    4   1   2         8
                77.68          2.87        1.2293    2   4   0         4
                77.84          4.79        1.2271    1   1   6         8
                77.97          4.17        1.2254    3   3   2         8
                78.30          1.63        1.2211    4   2   0         4
                81.58          1.24        1.1801    3   0   5         4
                81.80          1.53        1.1775    4   1   3         8
                83.43          1.01        1.1585    1   3   5         8
                83.84          1.07        1.1539    3   1   5         8
                86.68          6.70        1.1233    0   4   4         4
                87.49          3.69        1.1149    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.