Enstatite
      Hugh-Jones D A, Chopelas A, Angel R J
      Physics and Chemistry of Minerals 24 (1997) 301-310
      Tetrahedral compression in (Mg,Fe)SiO3 orthopyroxenes
      Sample: P = 4.76 GPa, synthetic En60 orthopyroxene
      _database_code_amcsd 0008014

      CELL PARAMETERS:   18.1240   8.7540   5.1440   90.000   90.000   90.000
      SPACE GROUP: Pbca      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    816.134
      Density (g/cm3):      3.689
      MAX. ABS. INTENSITY / VOLUME**2:      7.007872083    
      RIR:      0.619
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.07         20.77        6.2961    2   1   0         4
                19.59         15.07        4.5310    4   0   0         2
                20.29          5.69        4.3770    0   2   0         2
                22.32          6.82        3.9835    2   1   1         8
                26.74          4.38        3.3335    0   2   1         4
                27.20         15.33        3.2785    1   2   1         8
                28.16         13.16        3.1694    4   1   1         8
                28.35         54.20        3.1480    4   2   0         4
                28.53         71.38        3.1286    2   2   1         8
                29.57          1.96        3.0207    6   0   0         2
                30.63         61.05        2.9187    3   2   1         8
                31.33        100.00        2.8555    6   1   0         4
                31.89         27.72        2.8066    5   1   1         8
                32.23          1.01        2.7776    2   3   0         4
                33.37         56.96        2.6851    4   2   1         8
                34.88          1.63        2.5720    0   0   2         2
                35.24          8.41        2.5465    1   0   2         4
                35.72         68.36        2.5135    1   3   1         8
                35.97          7.93        2.4966    6   1   1         8
                36.31         55.58        2.4743    2   0   2         4
                36.62         36.47        2.4537    5   2   1         8
                36.63          2.17        2.4533    4   3   0         4
                36.76          1.59        2.4451    1   1   2         8
                36.77         31.95        2.4440    2   3   1         8
                38.02         17.52        2.3665    3   0   2         4
                39.44          4.74        2.2845    3   1   2         8
                40.32          2.21        2.2368    4   0   2         4
                40.34          6.83        2.2360    7   1   1         8
                40.75          3.65        2.2143    4   3   1         8
                41.68          3.21        2.1671    4   1   2         8
                43.10          3.83        2.0987    6   3   0         4
                43.13         40.34        2.0976    5   0   2         4
                43.47          4.87        2.0817    3   2   2         8
                43.53         30.90        2.0791    5   3   1         8
                44.30          9.93        2.0448    7   2   1         8
                44.41         16.88        2.0399    5   1   2         8
                44.93          3.82        2.0175    8   1   1         8
                45.06          2.64        2.0120    8   2   0         4
                45.31         10.26        2.0015    1   4   1         8
                45.54          1.44        1.9918    4   2   2         8
                46.06          5.25        1.9707    4   4   0         4
                46.18         10.71        1.9659    2   4   1         8
                46.75         43.71        1.9432    6   3   1         8
                47.58          1.81        1.9111    6   1   2         8
                47.60          2.05        1.9105    3   4   1         8
                48.59         11.86        1.8737    8   2   1         8
                49.53          2.63        1.8402    4   4   1         8
                49.98         12.02        1.8247    7   0   2         4
                51.10          5.37        1.7875    6   2   2         8
                51.48          1.16        1.7752    4   3   2         8
                51.49          3.77        1.7748   10   1   0         4
                51.94          6.70        1.7604    5   4   1         8
                53.29         16.68        1.7190    2   5   0         4
                53.82          1.20        1.7032    5   3   2         8
                54.28          5.14        1.6901    8   3   1         8
                54.48          6.15        1.6842    7   2   2         8
                55.03          6.42        1.6689    8   1   2         8
                55.35          1.41        1.6598    1   4   2         8
                55.55          1.83        1.6544    2   1   3         8
                56.11          5.19        1.6393    2   4   2         8
                56.44          2.57        1.6304    2   5   1         8
                56.79          4.43        1.6210    3   1   3         8
                57.35          1.69        1.6067    3   4   2         8
                57.75         15.11        1.5965    0   2   3         4
                57.99         16.03        1.5904    1   2   3         8
                58.02          1.47        1.5896    7   4   1         8
                58.18         10.87        1.5856    9   0   2         4
                58.22          1.24        1.5847    8   2   2         8
                58.51         14.50        1.5775    9   3   1         8
                58.65          2.01        1.5740    8   4   0         4
                59.22          2.77        1.5602    9   1   2         8
                61.19         11.88        1.5148    6   5   0         4
                61.38         10.76        1.5103   12   0   0         2
                61.52          2.27        1.5073    5   5   1         8
                62.28          2.25        1.4908    9   2   2         8
                62.92          1.29        1.4771   11   2   1         8
                63.02         33.76        1.4750   10   3   1         8
                63.10         36.90        1.4734    1   3   3         8
                63.26          1.28        1.4700    6   1   3         8
                63.69          2.24        1.4611    5   2   3         8
                63.78          1.36        1.4593    6   4   2         8
                63.79          5.43        1.4590    2   3   3         8
                63.79         25.50        1.4590    0   6   0         2
                64.60          1.46        1.4427    1   5   2         8
                64.94          1.38        1.4360    3   3   3         8
                65.29          1.06        1.4292    2   5   2         8
                66.42         13.24        1.4075    3   5   2         8
                66.65          1.21        1.4033   10   2   2         8
                66.74          1.18        1.4015    7   4   2         8
                66.85          1.38        1.3994    1   6   1         8
                67.05          1.24        1.3959    7   5   1         8
                67.05          1.09        1.3959   10   4   0         4
                67.51         17.07        1.3874   11   0   2         4
                67.81         24.07        1.3820   11   3   1         8
                68.16          2.14        1.3757   12   2   1         8
                68.47          5.18        1.3703   11   1   2         8
                68.55          4.88        1.3689    5   3   3         8
                69.12          6.01        1.3589    7   2   3         8
                69.66          4.50        1.3497    0   4   3         4
                69.88          2.75        1.3460    1   4   3         8
                70.00          3.26        1.3441    5   5   2         8
                70.98          7.25        1.3278    6   3   3         8
                71.64          1.64        1.3173    3   4   3         8
                72.88         12.02        1.2979   12   3   1         8
                73.32          1.21        1.2912    9   1   3         8
                73.52          9.81        1.2882   12   1   2         8
                73.65          1.50        1.2862   13   2   1         8
                73.81          3.27        1.2838    7   3   3         8
                73.88          5.72        1.2828    1   0   4         4
                74.02          3.34        1.2806   14   1   0         4
                74.80          2.75        1.2692    1   1   4         8
                75.21          1.02        1.2633    7   5   2         8
                75.67         12.25        1.2568    2   6   2         8
                76.68          1.17        1.2427   14   1   1         8
                76.74          6.12        1.2419    3   6   2         8
                77.09          7.22        1.2371    4   0   4         4
                77.88          1.57        1.2266    8   6   0         4
                78.41          4.79        1.2197    8   5   2         8
                79.51          1.17        1.2055    4   7   0         4
                79.90          2.22        1.2006    3   5   3         8
                79.90          2.44        1.2005    5   1   4         8
                80.13          5.07        1.1978    5   6   2         8
                81.98          7.27        1.1753    9   5   2         8
                82.21          1.16        1.1726    6   1   4         8
                82.60          2.03        1.1680    5   2   4         8
                84.93          1.55        1.1419    7   1   4         8
                85.15          2.78        1.1395    7   6   2         8
                85.78          2.80        1.1328   16   0   0         2
                87.15          3.06        1.1184    8   0   4         4
                89.28          1.17        1.0972   12   2   3         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.