Troilite
      Skala R, Cisarova I, Drabek M
      American Mineralogist 91 (2006) 917-921
      Inversion twinning in troilite
      Sample: Etter
      _database_code_amcsd 0004158

      CELL PARAMETERS:    5.9650   5.9650  11.7570   90.000   90.000  120.000
      SPACE GROUP: P-62c     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    362.283
      Density (g/cm3):      4.835
      MAX. ABS. INTENSITY / VOLUME**2:      66.09826860    
      RIR:      4.452
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.17          2.88        5.1658    1   0   0         6
                18.76          7.98        4.7294    1   0   1        12
                28.59          1.46        3.1222    1   0   3        12
                29.96         42.80        2.9825    1   1   0         3
                30.41          7.39        2.9392    0   0   4         2
                33.70         37.62        2.6598    1   1   2         6
                35.13          1.13        2.5547    1   0   4        12
                35.59          5.90        2.5228    2   0   1        12
                41.89          5.86        2.1566    2   0   3        12
                42.23          3.70        2.1401    1   0   5        12
                43.22        100.00        2.0935    1   1   4         6
                46.51          2.59        1.9525    2   1   0         6
                47.19         11.76        1.9261    2   1   1        12
                52.35          9.09        1.7476    2   1   3        12
                53.19         28.57        1.7219    3   0   0         6
                56.16          5.54        1.6377    1   1   6         6
                56.59          2.40        1.6264    2   1   4        12
                57.72          1.76        1.5973    1   0   7        12
                61.76          3.07        1.5022    2   1   5        12
                62.26          1.28        1.4913    2   2   0         3
                63.28          6.70        1.4696    0   0   8         2
                64.46          3.98        1.4455    2   2   2         6
                65.65          2.22        1.4222    3   1   1        12
                69.91          1.54        1.3456    3   1   3        12
                70.86          9.87        1.3299    2   2   4         6
                71.58          4.98        1.3183    1   1   8         6
                73.82          2.01        1.2837    4   0   1        12
                74.52          2.23        1.2733    2   1   7        12
                77.88          1.71        1.2266    4   0   3        12
                78.11          2.11        1.2235    3   1   5        12
                81.03          1.65        1.1867    2   2   6         6
                81.39          1.02        1.1824    4   0   4        12
                85.62          1.00        1.1344    3   2   3        12
                85.85          1.94        1.1320    4   0   5        12
                87.20          8.66        1.1179    3   0   8        12
                88.27          1.02        1.1071    4   1   2        12
                89.63          1.07        1.0938    1   1  10         6
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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.