Nitratine
      Paul G L, Pryor A W
      Acta Crystallographica B28 (1972) 2700-2702
      The study of sodium nitrate by neutron diffraction
      Sample: T = 20 C, refined incorporating curvilinear motion of O atom
      Locality: synthetic
      _database_code_amcsd 0009448

      CELL PARAMETERS:    5.0700   5.0700  16.8200   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    374.432
      Density (g/cm3):      2.261
      MAX. ABS. INTENSITY / VOLUME**2:      16.99950359    
      RIR:      2.448
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.85          5.34        3.8922    0   1   2         6
                29.41        100.00        3.0369    1   0   4         6
                31.92         14.07        2.8033    0   0   6         2
                35.41          8.70        2.5350    1   1   0         6
                38.99         28.07        2.3099    1   1   3        12
                42.56          7.36        2.1242    2   0   2         6
                46.67          3.38        1.9461    0   2   4         6
                47.98         18.61        1.8963    0   1   8         6
                48.41          9.01        1.8802    1   1   6        12
                55.65          6.96        1.6515    2   1   1        12
                56.52          5.20        1.6282    1   2   2        12
                59.92          2.56        1.5437    2   1   4        12
                61.02          1.24        1.5185    2   0   8         6
                61.66          4.18        1.5043    1   1   9        12
                62.39          4.17        1.4883    1   2   5        12
                63.57          5.46        1.4636    3   0   0         6
                66.73          3.81        1.4017    0   0  12         2
                68.74          2.70        1.3655    2   1   7        12
                72.57          1.19        1.3026    1   2   8        12
                81.47          1.04        1.1813    2   1  10        12
                82.46          3.82        1.1697    1   3   4        12
                86.56          1.04        1.1245    1   2  11        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.