Gillespite
      Hazen R M, Finger L W
      American Mineralogist 68 (1983) 595-603
      High-pressure and high-temperature crystallographic study of the gillespite I-II
      phase transition
      P = 1 bar

      CELL PARAMETERS:   7.5160  7.5160 16.0759   90.000   90.000   90.000
      ALTERNATE SETTING FOR SPACE GROUP: P4/ncc    
      X-RAY WAVELENGTH:     1.541838
      MAX. ABS. INTENSITY / VOLUME**2:      31.03632375    
               2-THETA      INTENSITY    D-SPACING   H   K   L
                11.01         36.99        8.0379    0   0   2
                16.14          1.79        5.4899    1   0   2
                16.68         10.83        5.3147    1   1   0
                20.03         49.75        4.4332    1   1   2
                22.12          5.45        4.0190    0   0   4
                25.13         25.02        3.5441    1   0   4
                26.18        100.00        3.4043    2   0   2
                27.10          6.71        3.2901    2   1   1
                27.83         66.02        3.2056    1   1   4
                28.79         31.65        3.1011    2   1   2
                32.62         31.71        2.7449    2   0   4
                33.44          3.88        2.6793    0   0   6
                33.73         35.39        2.6573    2   2   0
                35.58         12.98        2.5230    2   2   2
                37.60         29.97        2.3925    1   1   6
                37.61          2.97        2.3919    3   0   2
                37.85          8.38        2.3768    3   1   0
                38.28          1.22        2.3512    3   1   1
                39.54         17.70        2.2792    3   1   2
                40.70          8.11        2.2166    2   2   4
                41.39          1.57        2.1816    2   0   6
                43.18          2.94        2.0951    2   1   6
                43.79          2.07        2.0673    3   2   1
                44.27         22.68        2.0458    3   1   4
                44.92          1.93        2.0178    3   2   2
                45.12          4.79        2.0095    0   0   8
                46.80          7.08        1.9413    1   0   8
                47.58          1.52        1.9113    3   1   5
                48.23          2.94        1.8867    2   2   6
                48.43          7.28        1.8796    1   1   8
                48.44         17.95        1.8790    4   0   0
                49.24          7.37        1.8505    3   2   4
                49.84          4.08        1.8297    4   0   2
                50.38          1.97        1.8113    4   1   1
                51.39         23.08        1.7780    3   1   6
                51.58          3.14        1.7721    2   0   8
                52.92          3.27        1.7300    3   3   2
                54.61          6.89        1.6806    4   2   0
                55.34          2.53        1.6601    4   1   4
                55.89         17.58        1.6451    4   2   2
                56.79         10.51        1.6211    3   3   4
                57.50          2.66        1.6028    2   2   8
                59.63          2.70        1.5505    4   2   4
                60.13          1.27        1.5387    1   1  10
                60.15          2.98        1.5384    4   0   6
                60.32          6.73        1.5345    3   1   8
                62.01          1.54        1.4967    4   3   1
                62.88         11.81        1.4780    2   0  10
                62.89          4.43        1.4777    3   3   6
                62.90          1.59        1.4776    4   3   2
                64.24          3.56        1.4498    5   1   2
                64.40          5.16        1.4467    3   2   8
                65.70          1.55        1.4212    5   1   3
                66.40          1.73        1.4079    5   0   4
                67.71          9.47        1.3839    5   1   4
                68.18          1.95        1.3755    2   2  10
                68.20          4.48        1.3751    5   2   2
                68.35          3.86        1.3725    4   0   8
                69.64          2.13        1.3501    4   1   8
                70.26          2.17        1.3397    0   0  12
                70.75          1.28        1.3316    3   1  10
                70.92          2.19        1.3289    3   3   8
                70.93          2.06        1.3287    4   4   0
                72.04          1.58        1.3109    4   4   2
                73.30          5.64        1.2915    5   1   6
                73.45          2.31        1.2892    4   2   8
                73.46          1.61        1.2890    5   3   0
                74.56          1.86        1.2727    5   3   2
                75.96          1.20        1.2527    6   0   0
                76.85          1.43        1.2405    5   1   7
                77.05          2.21        1.2377    6   0   2
                77.82          2.26        1.2274    5   3   4
                79.65          1.87        1.2037    5   0   8
                80.25          5.22        1.1962    2   2  12
                80.88          2.63        1.1885    5   1   8
                80.89          1.43        1.1884    6   2   0
                81.95          3.08        1.1756    6   2   2
                82.69          1.41        1.1670    3   1  12
                83.15          6.97        1.1617    4   2  10
                83.16          6.53        1.1616    5   3   6
                85.14          2.60        1.1396    6   2   4
                86.76          1.14        1.1224    1   1  14
                88.15          1.52        1.1083    4   4   8
                89.94          2.00        1.0908    4   0  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.