Hilairite-(Sr)
      Zubkova N V, Kolitsch U, Pekov I V, Turchkova A G, Vigasina M F, Pushcharovsky D Y, Tillmanns E
      European Journal of Mineralogy 21 (2009) 495-506
      Crystal chemistry of Rb-, Sr-, Ba-, Ca- and Pb-exchanged forms of natural hilairite
      Locality: Kirovskii  mine, Khibiny alkaline complex, Kola Peninsula, Russia
      Note: sample was synthesized by cation exchange at 150 C
      _database_code_amcsd 0007282

      CELL PARAMETERS:   20.9640  20.9640   7.8360   90.000   90.000  120.000
      SPACE GROUP: R3        
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2982.451
      Density (g/cm3):      2.951
      MAX. ABS. INTENSITY / VOLUME**2:      31.27284237    
      RIR:      3.451
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.30          1.83        7.1945    1   0   1         3
                14.94         20.70        5.9317    0   2   1         3
                16.92        100.00        5.2410    2   2   0         3
                20.97          1.61        4.2362   -1   4   1         3
                22.64          4.29        3.9276    4   0   1         3
                24.75         20.57        3.5972    2   0   2         3
                28.40         12.84        3.1430   -2   6   1         3
                28.40          5.42        3.1430    2   4   1         3
                28.87          1.10        3.0922    3   1   2         3
                28.87          1.00        3.0922    4  -1   2         3
                29.52         30.41        3.0259    6   0   0         3
                30.13         46.64        2.9658    0   4   2         3
                34.22          7.56        2.6205    4   4   0         3
                34.33          2.18        2.6120    0   0   3         1
                34.75          6.53        2.5812    6  -2   2         3
                34.75          8.52        2.5812    4   2   2         3
                36.49          1.02        2.4623    7   0   1         3
                37.52          1.62        2.3970    8  -2   1         3
                37.52          1.17        2.3970    6   2   1         3
                37.89          1.06        2.3743    3   4   2         3
                38.51          2.37        2.3378    2   2   3         3
                38.51          2.35        2.3378    4  -2   3         3
                41.42          1.73        2.1798    0   8   1         3
                42.69         10.59        2.1181   -2   8   2         3
                42.69          5.73        2.1181    2   6   2         3
                45.04          1.61        2.0127   -4  10   1         3
                45.04          1.60        2.0127    4   6   1         3
                45.81          2.27        1.9809    2   8   0         3
                45.90          2.67        1.9772    6   0   3         3
                45.90          3.33        1.9772    0   6   3         3
                46.23          1.03        1.9638    8   0   2         3
                49.26          2.03        1.8500    8  -4   3         3
                49.26          1.55        1.8500    4   4   3         3
                49.57          2.57        1.8389   10  -4   2         3
                49.57          2.79        1.8389    6   4   2         3
                50.76          3.70        1.7986    4   0   4         3
                52.37          3.92        1.7470    6   6   0         3
                53.89          2.08        1.7012    2   4   4         3
                54.78          1.96        1.6758    8   4   1         3
                54.78          3.28        1.6758   12  -4   1         3
                55.81          6.40        1.6473    0  10   2         3
                57.76          1.03        1.5962   -2  12   1         3
                57.76          1.78        1.5962    2  10   1         3
                58.48          1.80        1.5784   -2  10   3         3
                58.48          1.54        1.5784   10  -2   3         3
                58.48          1.23        1.5784    8   2   3         3
                58.76          1.09        1.5715    4   8   2         3
                59.82          1.58        1.5461    8  -2   4         3
                59.89          2.21        1.5444    2   0   5         3
                63.45          1.08        1.4660   -6  14   1         3
                63.45          1.05        1.4660    6   8   1         3
                64.06          1.70        1.4536    4  10   0         3
                64.06          1.49        1.4536   10   4   0         3
                64.13          1.16        1.4521    6   6   3         3
                65.48          1.40        1.4255    4   2   5         3
                65.48          1.69        1.4255    6  -2   5         3
                68.88          1.44        1.3632   12   2   1         3
                68.88          1.28        1.3632   14  -2   1         3
                70.75          1.40        1.3316   10   0   4         3
                72.15          1.74        1.3092   12   0   3         3
                73.43          1.25        1.2896    8   0   5         3
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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.