Hedenbergite
      Redhammer G J, Amthauer G, Lottermoser W, Treutmann W
      European Journal of Mineralogy 12 (2000) 105-120
      Synthesis and structural properties of clinopyroxenes of the
      hedenbergite CaFeSi2O6 - aegirine NaFeSi2O6 solid-solution series
      Sample: hd/10
      _database_code_amcsd 0006816

      CELL PARAMETERS:    9.8472   9.0288   5.2466   90.000  104.789   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    451.014
      Density (g/cm3):      3.628
      MAX. ABS. INTENSITY / VOLUME**2:      19.16649592    
      RIR:      1.720
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.52         24.28        6.5514    1   1   0         4
                18.64          8.30        4.7605    2   0   0         2
                19.67          6.95        4.5144    0   2   0         2
                20.17          3.32        4.4027   -1   1   1         4
                27.22         10.74        3.2757    2   2   0         4
                29.75        100.00        3.0027   -2   2   1         4
                29.84         36.57        2.9941    3   1   0         4
                30.81          9.46        2.9025   -3   1   1         4
                34.71         32.60        2.5844   -1   3   1         4
                35.12         46.15        2.5549    2   2   1         4
                35.39         38.91        2.5364    0   0   2         2
                35.64          1.56        2.5190   -1   1   2         4
                37.80          2.96        2.3802    4   0   0         2
                38.42          3.46        2.3433    3   1   1         4
                40.32         12.50        2.2367    1   1   2         4
                40.71          1.12        2.2164   -3   1   2         4
                40.81          2.06        2.2113    0   2   2         4
                41.34          4.02        2.1838    3   3   0         4
                42.08         20.63        2.1475   -3   3   1         4
                42.61         12.44        2.1217   -4   2   1         4
                43.90          4.77        2.0623    0   4   1         4
                44.56          9.09        2.0334    2   0   2         2
                45.09         11.55        2.0105   -4   0   2         2
                45.89          2.83        1.9774   -1   3   2         4
                46.12          2.11        1.9683   -2   4   1         4
                48.17          5.06        1.8890    3   3   1         4
                48.88          1.12        1.8632    5   1   0         4
                49.14          1.00        1.8540    2   2   2         4
                49.64          1.03        1.8366   -4   2   2         4
                49.78          1.49        1.8318    1   3   2         4
                49.99          2.29        1.8245    2   4   1         4
                50.55          3.65        1.8056    4   2   1         4
                51.51         14.16        1.7741    1   5   0         4
                52.61          1.72        1.7397    3   1   2         4
                53.93          1.24        1.7001   -1   5   1         4
                54.41          5.31        1.6862    0   4   2         4
                55.61          1.68        1.6526   -3   1   3         4
                56.11         12.97        1.6391   -5   3   1         4
                56.16          4.58        1.6379    4   4   0         4
                56.71         15.17        1.6232   -2   2   3         4
                58.13          4.44        1.5868    6   0   0         2
                58.84          4.94        1.5695    3   5   0         4
                59.67          5.23        1.5495    4   0   2         2
                60.08          2.63        1.5400   -6   2   1         4
                60.40          4.54        1.5326   -6   0   2         2
                61.47         10.86        1.5085   -1   3   3         4
                61.64          4.43        1.5048    0   6   0         2
                62.16          1.22        1.4932   -4   2   3         4
                63.38          1.42        1.4676   -3   3   3         4
                64.41         15.45        1.4465    5   3   1         4
                65.64          5.06        1.4224    1   5   2         4
                65.92          7.37        1.4171   -3   5   2         4
                66.54          4.13        1.4053    2   2   3         4
                68.04          1.39        1.3779   -2   4   3         4
                69.63          3.61        1.3503    6   2   1         4
                69.95          2.11        1.3450    7   1   0         4
                70.49          4.99        1.3360   -7   1   2         4
                71.72          3.51        1.3160   -5   3   3         4
                73.12          5.21        1.2942    0   6   2         4
                73.79          3.22        1.2841   -3   1   4         4
                74.87          2.83        1.2682    0   0   4         2
                75.09          5.77        1.2651    3   5   2         4
                75.39          1.77        1.2607   -4   0   4         2
                76.18          1.39        1.2496   -1   7   1         4
                77.66          1.99        1.2295    1   7   1         4
                80.75          1.48        1.1901    8   0   0         2
                80.98          1.06        1.1873   -8   2   1         4
                84.81          2.27        1.1432   -6   0   4         2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.