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: I
      _database_code_amcsd 0006063

      CELL PARAMETERS:    5.5606   5.5606   7.0450   90.000   90.000  120.000
      SPACE GROUP: P-3m1     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    188.649
      Density (g/cm3):      3.887
      MAX. ABS. INTENSITY / VOLUME**2:      42.42971326    
      RIR:      3.554
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.56         10.83        7.0450    0   0   1         2
                18.42          7.67        4.8156    1   0   0         6
                22.36         31.72        3.9756    0   1   1         6
                22.36         15.90        3.9756    1   0   1         6
                31.47          8.98        2.8431    1   0   2         6
                31.47         72.56        2.8431    0   1   2         6
                32.20        100.00        2.7803    1   1   0         6
                34.69         11.91        2.5862    1   1   1        12
                38.33         13.37        2.3483    0   0   3         2
                39.55         21.96        2.2784    0   2   1         6
                41.37          6.56        2.1824    1   1   2        12
                42.84          4.79        2.1107    1   0   3         6
                45.64          1.59        1.9878    0   2   2         6
                45.64         41.54        1.9878    2   0   2         6
                50.12          2.43        1.8201    2   1   0        12
                50.90         12.38        1.7940    1   1   3        12
                51.88          1.89        1.7623    1   2   1        12
                51.88          4.16        1.7623    2   1   1        12
                51.92          2.22        1.7613    0   0   4         2
                55.56          8.00        1.6541    1   0   4         6
                56.95         18.86        1.6170    1   2   2        12
                57.40         13.43        1.6052    3   0   0         6
                59.02          1.37        1.5651    3   0   1         6
                62.42          3.75        1.4878    1   1   4        12
                64.81          2.29        1.4386    2   1   3        12
                65.68          6.83        1.4215    0   2   4         6
                67.36         11.48        1.3901    2   2   0         6
                69.51          2.28        1.3523    0   1   5         6
                71.15          1.84        1.3252    0   3   3         6
                71.15          1.16        1.3252    3   0   3         6
                71.96          1.18        1.3122    1   3   1        12
                75.05          6.26        1.2657    2   1   4        12
                75.67          1.70        1.2568    1   1   5        12
                76.24          7.38        1.2489    3   1   2        12
                78.68          1.75        1.2161    2   0   5         6
                80.25          3.28        1.1963    2   2   3        12
                85.18          3.33        1.1392    0   4   2         6
                87.56          1.49        1.1142    1   2   5        12
                89.90          1.23        1.0912    2   2   4        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.