Pigeonite
      Alvaro M, Nestola F, Ballaran T B, Camara F, Domeneghetti M C, Tazzoli V
      American Mineralogist 95 (2010) 300-311
      High-pressure phase transition of a natural pigeonite
      Locality: Parana, Brazil
      Note: P = 3.172 GPa
      _database_code_amcsd 0005008

      CELL PARAMETERS:    9.6220   8.8610   5.1810   90.000  107.920   90.000
      SPACE GROUP: P2_1/c    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    420.305
      Density (g/cm3):      3.705
      MAX. ABS. INTENSITY / VOLUME**2:      12.00690462    
      RIR:      1.055
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.91          2.99        6.3671    1   1   0         4
                19.39         13.27        4.5776    2   0   0         2
                20.29         11.84        4.3777   -1   1   1         4
                20.62          4.30        4.3079    0   1   1         4
                25.10          2.01        3.5477    1   1   1         4
                26.80          2.24        3.3261   -1   2   1         4
                27.06         12.50        3.2952    0   2   1         4
                28.03         50.19        3.1836    2   2   0         4
                29.98        100.00        2.9808   -2   2   1         4
                30.99         45.05        2.8854    3   1   0         4
                31.03         41.52        2.8825   -3   1   1         4
                34.66          1.46        2.5884   -1   0   2         2
                35.23         49.28        2.5477   -1   3   1         4
                35.43          1.99        2.5337    0   3   1         4
                36.45         50.71        2.4648    0   0   2         2
                36.74         30.49        2.4464    2   2   1         4
                37.76          4.94        2.3821   -2   3   1         4
                38.33          3.19        2.3483    1   3   1         4
                40.56         15.45        2.2241    3   1   1         4
                40.73          4.49        2.2151    1   0   2         2
                41.24          2.36        2.1888   -2   2   2         4
                41.94          5.13        2.1539    0   2   2         4
                42.05          8.35        2.1490    1   1   2         4
                42.60          3.68        2.1224    3   3   0         4
                42.62         39.18        2.1212   -3   3   1         4
                43.24          8.18        2.0922   -4   2   1         4
                44.49          2.23        2.0365   -3   2   2         4
                44.56          3.61        2.0335    4   2   0         4
                44.86         10.93        2.0206    0   4   1         4
                45.00         14.51        2.0145   -4   0   2         2
                45.49          5.32        1.9940    2   4   0         4
                46.21          1.55        1.9644   -4   1   2         4
                46.80          3.07        1.9412   -2   4   1         4
                46.94         11.14        1.9358    2   0   2         2
                49.25          2.01        1.8502   -4   3   1         4
                50.31          3.84        1.8135    3   3   1         4
                50.93          3.43        1.7932    5   1   0         4
                51.52          9.18        1.7739    2   2   2         4
                51.57          1.98        1.7721    1   3   2         4
                51.70          1.62        1.7680    2   4   1         4
                51.90          1.08        1.7618   -5   2   1         4
                52.60         12.30        1.7399    1   5   0         4
                53.22          2.93        1.7213    4   2   1         4
                54.61          1.61        1.6805   -1   1   3         4
                55.23          3.43        1.6631   -2   4   2         4
                55.64          4.19        1.6518    3   1   2         4
                55.74          3.90        1.6490   -3   1   3         4
                55.80          1.14        1.6476    0   4   2         4
                57.22         24.66        1.6098   -5   3   1         4
                57.33         16.95        1.6071   -2   2   3         4
                60.40          6.27        1.5325    3   5   0         4
                60.42          2.94        1.5321   -3   5   1         4
                60.69          6.15        1.5259    6   0   0         2
                60.77          6.91        1.5241   -6   0   2         2
                61.49          1.04        1.5079   -6   2   1         4
                62.35          5.65        1.4892   -2   3   3         4
                62.74         14.70        1.4809   -1   3   3         4
                62.93         12.76        1.4768    0   6   0         2
                63.40          5.55        1.4672    4   0   2         2
                63.63          1.31        1.4623   -1   5   2         4
                63.78          1.76        1.4592   -3   3   3         4
                63.86          2.35        1.4577    2   4   2         4
                64.67          2.67        1.4412   -6   2   2         4
                64.79          2.05        1.4389    0   5   2         4
                66.04          1.49        1.4147    0   6   1         4
                66.65          1.93        1.4033    3   5   1         4
                66.70          5.66        1.4023   -3   5   2         4
                67.18          1.22        1.3934   -5   2   3         4
                67.71          2.35        1.3838    1   5   2         4
                67.71         27.64        1.3838    5   3   1         4
                68.85          4.32        1.3636    1   3   3         4
                69.02          2.75        1.3608   -2   4   3         4
                69.24          1.25        1.3570   -7   1   1         4
                69.80          2.07        1.3474    2   2   3         4
                70.34          2.25        1.3383   -7   0   2         2
                71.26          5.93        1.3233   -7   1   2         4
                71.48          1.51        1.3198    0   4   3         4
                71.81          4.05        1.3145   -5   3   3         4
                73.14          1.72        1.2939    7   1   0         4
                73.49          2.52        1.2887   -3   0   4         2
                73.57          1.36        1.2873    6   2   1         4
                74.18          1.64        1.2783    5   1   2         4
                74.27          1.17        1.2770    3   1   3         4
                74.39          1.54        1.2753   -3   1   4         4
                74.97          9.68        1.2668    0   6   2         4
                75.53          3.43        1.2588   -4   0   4         2
                76.81          1.06        1.2409    4   6   0         4
                77.44          1.92        1.2324    0   0   4         2
                78.40          7.11        1.2197    3   5   2         4
                78.49          1.38        1.2186   -3   5   3         4
                80.67          1.85        1.1911   -4   6   2         4
                82.08          1.52        1.1741    2   6   2         4
                82.67          1.11        1.1673    7   1   1         4
                83.53          1.03        1.1573   -8   2   1         4
                84.50          1.48        1.1466   -6   0   4         2
                84.70          1.63        1.1444    8   0   0         2
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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.