Olgite
      Sokolova E, Hawthorne F C, Khomyakov A P
      The Canadian Mineralogist 43 (2005) 1521-1526
      Refinement of the crystal structure and revision of the
      chemical formula of olgite: (Ba,Sr) (Na,Sr,REE)2 Na [PO4]2
      Locality: Lovozero alkaline massif, Kola Peninsula, Russia
      Sample: III
      _database_code_amcsd 0006064

      CELL PARAMETERS:    5.5492   5.5492   7.0286   90.000   90.000  120.000
      SPACE GROUP: P-3m1     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    187.439
      Density (g/cm3):      3.944
      MAX. ABS. INTENSITY / VOLUME**2:      42.96264348    
      RIR:      3.547
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.59         14.88        7.0286    0   0   1         2
                18.46         10.84        4.8057    1   0   0         6
                22.41         36.45        3.9671    0   1   1         6
                22.41         16.98        3.9671    1   0   1         6
                31.54         73.04        2.8367    0   1   2         6
                31.54         10.20        2.8367    1   0   2         6
                32.26        100.00        2.7746    1   1   0         6
                34.76         14.00        2.5808    1   1   1        12
                38.42         13.08        2.3429    0   0   3         2
                39.64         21.80        2.2737    0   2   1         6
                41.47          7.56        2.1777    1   1   2        12
                42.95          5.43        2.1059    1   0   3         6
                45.74          1.89        1.9835    0   2   2         6
                45.74         40.62        1.9835    2   0   2         6
                50.23          2.77        1.8164    2   1   0        12
                51.02         12.16        1.7901    1   1   3        12
                52.00          2.23        1.7586    1   2   1        12
                52.00          4.18        1.7586    2   1   1        12
                52.05          2.30        1.7572    0   0   4         2
                55.70          7.95        1.6503    1   0   4         6
                57.08         18.40        1.6136    1   2   2        12
                57.53         13.06        1.6019    3   0   0         6
                59.15          1.48        1.5619    3   0   1         6
                62.57          3.82        1.4845    1   1   4        12
                64.96          2.44        1.4355    2   1   3        12
                65.85          6.53        1.4184    0   2   4         6
                67.52         10.91        1.3873    2   2   0         6
                69.70          2.13        1.3492    0   1   5         6
                71.32          1.74        1.3224    0   3   3         6
                71.32          1.09        1.3224    3   0   3         6
                72.13          1.12        1.3095    1   3   1        12
                75.24          6.02        1.2629    2   1   4        12
                75.87          1.77        1.2540    1   1   5        12
                76.43          7.01        1.2463    3   1   2        12
                78.89          1.57        1.2133    2   0   5         6
                80.45          2.98        1.1937    2   2   3        12
                85.39          3.08        1.1368    0   4   2         6
                87.81          1.34        1.1117    1   2   5        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.