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/6
      _database_code_amcsd 0006815

      CELL PARAMETERS:    9.8475   9.0277   5.2495   90.000  104.805   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    451.189
      Density (g/cm3):      3.637
      MAX. ABS. INTENSITY / VOLUME**2:      19.43062776    
      RIR:      1.740
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.52         24.42        6.5509    1   1   0         4
                18.64          8.70        4.7603    2   0   0         2
                19.67          5.66        4.5139    0   2   0         2
                20.16          2.73        4.4044   -1   1   1         4
                27.23          9.94        3.2754    2   2   0         4
                29.75        100.00        3.0031   -2   2   1         4
                29.84         36.66        2.9939    3   1   0         4
                30.80         10.02        2.9031   -3   1   1         4
                34.71         34.34        2.5845   -1   3   1         4
                35.12         48.88        2.5550    2   2   1         4
                35.37         41.32        2.5376    0   0   2         2
                35.62          1.59        2.5202   -1   1   2         4
                37.80          3.27        2.3801    4   0   0         2
                38.41          4.03        2.3433    3   1   1         4
                39.95          1.18        2.2569    0   4   0         2
                40.31         13.94        2.2375    1   1   2         4
                40.69          1.03        2.2173   -3   1   2         4
                40.79          2.34        2.2120    0   2   2         4
                41.35          4.36        2.1836    3   3   0         4
                42.07         22.09        2.1476   -3   3   1         4
                42.61         13.25        2.1218   -4   2   1         4
                43.90          5.06        2.0622    0   4   1         4
                44.55          9.16        2.0339    2   0   2         2
                45.08         12.18        2.0113   -4   0   2         2
                45.88          2.99        1.9780   -1   3   2         4
                46.12          1.90        1.9683   -2   4   1         4
                48.18          5.80        1.8889    3   3   1         4
                48.88          1.07        1.8631    5   1   0         4
                49.13          1.23        1.8544    2   2   2         4
                49.77          1.58        1.8321    1   3   2         4
                49.99          2.34        1.8244    2   4   1         4
                50.55          3.92        1.8056    4   2   1         4
                51.52         15.18        1.7739    1   5   0         4
                52.60          1.83        1.7399    3   1   2         4
                53.94          1.29        1.7000   -1   5   1         4
                54.40          5.83        1.6864    0   4   2         4
                55.58          1.73        1.6534   -3   1   3         4
                56.11         14.00        1.6392   -5   3   1         4
                56.16          4.78        1.6377    4   4   0         4
                56.68         16.72        1.6240   -2   2   3         4
                58.14          5.05        1.5868    6   0   0         2
                58.84          5.96        1.5693    3   5   0         4
                59.67          5.90        1.5496    4   0   2         2
                60.08          3.16        1.5401   -6   2   1         4
                60.38          5.05        1.5330   -6   0   2         2
                61.44         11.79        1.5090   -1   3   3         4
                61.64          4.86        1.5046    0   6   0         2
                62.13          1.49        1.4939   -4   2   3         4
                62.43          1.34        1.4875   -1   5   2         4
                63.35          1.85        1.4681   -3   3   3         4
                63.47          1.01        1.4657    4   2   2         4
                64.41         17.15        1.4465    5   3   1         4
                65.64          5.67        1.4224    1   5   2         4
                65.91          8.57        1.4172   -3   5   2         4
                66.26          1.04        1.4105    1   3   3         4
                66.52          4.71        1.4057    2   2   3         4
                68.02          1.52        1.3783   -2   4   3         4
                69.64          4.15        1.3502    6   2   1         4
                69.95          2.31        1.3449    7   1   0         4
                70.47          5.61        1.3362   -7   1   2         4
                71.69          4.21        1.3165   -5   3   3         4
                73.12          5.90        1.2942    0   6   2         4
                73.74          3.53        1.2848   -3   1   4         4
                74.24          1.07        1.2775    4   4   2         4
                74.83          3.44        1.2688    0   0   4         2
                75.09          6.72        1.2651    3   5   2         4
                75.35          2.17        1.2614   -4   0   4         2
                76.19          1.59        1.2495   -1   7   1         4
                77.67          2.31        1.2294    1   7   1         4
                80.75          1.83        1.1901    8   0   0         2
                80.98          1.29        1.1873   -8   2   1         4
                84.76          2.84        1.1437   -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.