Arctite
      Sokolova E V, Yamnova N A, Egorov-Tismenko Y K, Khomyakov A P
      Doklady Akademii Nauk SSSR 274 (1984) 78-83
      The crystal structure of a new phosphate of Na,Ca and Ba: (Na5Ca)Ca6Ba(PO4)6F3
      _database_code_amcsd 0012475

      CELL PARAMETERS:   14.3660  14.3660  14.3660   28.580   28.580   28.580
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    599.786
      Density (g/cm3):      3.210
      MAX. ABS. INTENSITY / VOLUME**2:      10.86427280    
      RIR:      1.102
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 6.42         79.21       13.7701    1   1   1         2
                14.58          5.96        6.0750    1   0   0         6
                15.05          5.82        5.8870    1   1   0         6
                16.79         16.70        5.2788    2   1   1         6
                18.00          4.07        4.9291    2   2   1         6
                20.87          1.92        4.2554    3   2   2         6
                22.50          2.79        3.9525    3   3   2         6
                25.11         87.90        3.5460    0  -1   1         6
                25.88          1.27        3.4425    4   4   4         2
                25.95         25.47        3.4339    2   1   0        12
                25.99         70.59        3.4278    4   3   3         6
                27.85          5.30        3.2040    4   4   3         6
                28.31         19.23        3.1524    3   2   1        12
                29.16         91.85        3.0624    1  -1   1         6
                30.37          2.52        2.9435    2   2   0         6
                31.07          5.64        2.8785    3   1   1         6
                31.70         16.33        2.8223    5   4   4         6
                31.89        100.00        2.8061    4   3   2        12
                32.51         55.29        2.7540    5   5   5         2
                32.88         38.87        2.7241    3   3   1         6
                33.70          5.10        2.6597    5   5   4         6
                33.96         10.49        2.6394    4   2   2         6
                36.37         34.32        2.4700    5   4   3        12
                37.84          3.38        2.3773    5   3   3         6
                39.05         11.61        2.3069    2  -1   1        12
                39.80          5.82        2.2649    3   1   0        12
                40.36          5.79        2.2348    3   2   0        12
                41.82         15.79        2.1603    4   2   1        12
                42.71         28.25        2.1173    4   3   1        12
                44.24          5.62        2.0473    1  -2   1         6
                44.75          6.03        2.0250    2  -1   2         6
                44.78         12.78        2.0237    5   3   2        12
                45.96          1.95        1.9746    5   4   2        12
                46.26         15.84        1.9623    3   3   0         6
                46.26          1.05        1.9623    4   1   1         6
                48.70         22.94        1.8697    5   2   2         6
                48.70          6.57        1.8697    4   4   1         6
                51.55         74.18        1.7730    0  -2   2         6
                51.97          9.38        1.7596    5   5   2         6
                52.00          1.79        1.7585    3  -1   1        12
                56.20          1.50        1.6366    4   3   0        12
                56.92          8.34        1.6177    5   2   1        12
                58.62          2.43        1.5748    5   4   1        12
                60.32          7.73        1.5344   -1  -1   3         6
                60.46          2.24        1.5312    2  -2   2         6
                61.01          1.33        1.5188    4   0   0         6
                61.42          1.88        1.5096    3  -1   3         6
                62.50          3.33        1.4860    5   1   1         6
                63.18          2.36        1.4718    4   4   0         6
                70.23          6.86        1.3402    2  -3   1        12
                70.61          1.68        1.3339    0  -1   4        12
                71.75          3.05        1.3156    5   1   0        12
                73.63          8.10        1.2865    5   4   0        12
                79.74          1.10        1.2026    4  -1   4         6
                81.42          5.36        1.1820    0  -3   3         6
                81.78          1.13        1.1777    4  -2   1        12
                82.87          1.02        1.1649    5  -1   2        12
                83.28          6.41        1.1602    3  -3   1        12
                85.21          3.32        1.1389    5  -1   3        12
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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.