Nitratine
      Paul G L, Pryor A W
      Acta Crystallographica B28 (1972) 2700-2702
      The study of sodium nitrate by neutron diffraction
      Sample: T = 230 C, refined incorporating curvilinear motion of O atom
      Locality: synthetic
      _database_code_amcsd 0009451

      CELL PARAMETERS:    5.0790   5.0790  17.2300   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    384.922
      Density (g/cm3):      2.200
      MAX. ABS. INTENSITY / VOLUME**2:      16.93560862    
      RIR:      2.507
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                22.70          5.54        3.9175    0   1   2         6
                29.01        100.00        3.0775    1   0   4         6
                31.14         14.57        2.8717    0   0   6         2
                35.34          8.54        2.5395    1   1   0         6
                38.77         26.73        2.3226    1   1   3        12
                42.42          7.06        2.1309    2   0   2         6
                46.35          3.30        1.9587    0   2   4         6
                46.98         19.39        1.9343    0   1   8         6
                47.81          8.78        1.9023    1   1   6        12
                55.53          6.78        1.6548    2   1   1        12
                56.36          5.09        1.6324    1   2   2        12
                59.61          2.42        1.5510    2   1   4        12
                60.13          1.25        1.5388    2   0   8         6
                60.57          4.22        1.5287    1   1   9        12
                61.98          4.15        1.4973    1   2   5        12
                63.44          5.07        1.4662    3   0   0         6
                64.95          4.07        1.4358    0   0  12         2
                68.05          2.72        1.3777    2   1   7        12
                71.72          1.16        1.3160    1   2   8        12
                76.16          1.02        1.2499    1   1  12        12
                80.24          1.08        1.1964    2   1  10        12
                82.11          3.65        1.1738    1   3   4        12
                85.10          1.07        1.1401    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.