Ferronigerite-2N1S
      Arakcheeva A V, Pushcharovskii D Y, Rastsvetaeva R K, Kashaev A A, Nadezhina T N
      Kristallografiya 40 (1995) 639-644
      Crystal structure of nigerite-6H
      Locality: Eastern Siberia, Irkutsk, Russia
      _database_code_amcsd 0018796

      CELL PARAMETERS:    5.7170   5.7170  13.8000   90.000   90.000  120.000
      SPACE GROUP: P-3m1     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    390.612
      Density (g/cm3):      5.587
      MAX. ABS. INTENSITY / VOLUME**2:      57.67413350    
      RIR:      3.361
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 6.40        100.00       13.8000    0   0   1         2
                12.83          7.70        6.9000    0   0   2         2
                19.04          3.81        4.6602    1   0   1         6
                19.04         25.61        4.6602    0   1   1         6
                19.30          1.58        4.6000    0   0   3         2
                22.10          8.85        4.0226    0   1   2         6
                22.10         20.91        4.0226    1   0   2         6
                25.82          3.31        3.4500    0   0   4         2
                26.45          4.34        3.3700    1   0   3         6
                26.45          1.24        3.3700    0   1   3         6
                31.29         19.56        2.8585    1   1   0         6
                31.61         13.48        2.8306    0   1   4         6
                31.61         58.06        2.8306    1   0   4         6
                31.97          1.92        2.7991    1   1   1        12
                36.29          6.18        2.4755    2   0   0         6
                36.89         33.79        2.4366    0   2   1         6
                36.89          1.45        2.4366    2   0   1         6
                37.03         61.82        2.4279    1   1   3        12
                37.30          1.11        2.4107    1   0   5         6
                37.30         10.75        2.4107    0   1   5         6
                41.42          9.79        2.1799    0   2   3         6
                41.42          7.08        2.1799    2   0   3         6
                45.08          5.07        2.0113    0   2   4         6
                45.08          4.80        2.0113    2   0   4         6
                45.69          3.19        1.9855    1   1   5        12
                49.13          2.41        1.8544    1   2   1        12
                49.13          4.11        1.8544    2   1   1        12
                49.46         10.29        1.8429    0   2   5         6
                49.46          2.35        1.8429    2   0   5         6
                49.78          2.57        1.8316    1   0   7         6
                50.54          1.42        1.8061    1   2   2        12
                50.54          1.44        1.8061    2   1   2        12
                52.81          1.54        1.7334    2   1   3        12
                53.09          1.85        1.7250    0   0   8         2
                55.70          3.15        1.6504    3   0   0         6
                55.90         20.11        1.6449    2   1   4        12
                55.90          7.15        1.6449    1   2   4        12
                56.49          1.41        1.6290    0   1   8         6
                56.49          1.44        1.6290    1   0   8         6
                59.51          9.23        1.5534    0   3   3         6
                59.51          5.32        1.5534    3   0   3         6
                59.70          9.01        1.5489    1   2   5        12
                59.70          1.83        1.5489    2   1   5        12
                59.99         21.58        1.5422    0   2   7         6
                59.99          6.60        1.5422    2   0   7         6
                62.93          1.18        1.4769    1   1   8        12
                63.52          1.20        1.4647    0   1   9         6
                65.28         30.32        1.4293    2   2   0         6
                66.01         17.65        1.4153    2   0   8         6
                69.22          1.25        1.3572    1   2   7        12
                69.84          1.60        1.3468    1   3   2        12
                70.89          1.02        1.3293    1   0  10         6
                74.35          7.01        1.2758    1   3   4        12
                74.35          1.97        1.2758    3   1   4        12
                74.86          1.68        1.2683    2   1   8        12
                77.41          3.91        1.2328    4   0   1         6
                77.67          2.26        1.2294    3   1   5        12
                78.68          2.56        1.2161    0   1  11         6
                78.85          1.63        1.2140    2   2   6        12
                81.08          1.54        1.1860    1   2   9        12
                84.30          1.87        1.1488    1   1  11        12
                86.09          1.41        1.1294    4   0   5         6
                86.98          1.11        1.1202    1   0  12         6
                87.91          1.25        1.1107    2   1  10        12
                88.93          2.17        1.1006    2   2   8        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.