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: ae25/20
      _database_code_amcsd 0006817

      CELL PARAMETERS:    9.7951   8.9698   5.2634   90.000  105.523   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    445.574
      Density (g/cm3):      3.634
      MAX. ABS. INTENSITY / VOLUME**2:      17.98527160    
      RIR:      1.611
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.62         30.41        6.5018    1   1   0         4
                18.80          8.32        4.7189    2   0   0         2
                19.80          7.09        4.4849    0   2   0         2
                20.12          4.80        4.4128   -1   1   1         4
                24.16          1.37        3.6830    1   1   1         4
                27.44         11.43        3.2509    2   2   0         4
                29.78        100.00        2.9996   -2   2   1         4
                30.10         47.12        2.9686    3   1   0         4
                30.82          9.14        2.9013   -3   1   1         4
                34.84         31.81        2.5753   -1   3   1         4
                35.40         47.10        2.5357    0   0   2         2
                35.44         46.30        2.5329    2   2   1         4
                35.55          3.57        2.5253   -1   1   2         4
                37.42          1.46        2.4032    1   3   1         4
                38.14          2.70        2.3595    4   0   0         2
                38.83          4.77        2.3193    3   1   1         4
                40.22          1.09        2.2424    0   4   0         2
                40.50         12.82        2.2275    1   1   2         4
                40.88          2.79        2.2073    0   2   2         4
                41.67          4.26        2.1673    3   3   0         4
                42.22         22.54        2.1406   -3   3   1         4
                42.75         15.44        2.1153   -4   2   1         4
                44.16          6.17        2.0509    0   4   1         4
                44.88          9.97        2.0196    2   0   2         2
                44.93         10.96        2.0175   -4   0   2         2
                45.94          2.32        1.9755   -1   3   2         4
                46.32          2.51        1.9601   -2   4   1         4
                47.79          1.56        1.9032   -5   1   1         4
                48.64          5.29        1.8721    3   3   1         4
                49.34          1.88        1.8471    5   1   0         4
                49.54          1.13        1.8399   -4   2   2         4
                50.40          2.56        1.8107    2   4   1         4
                51.10          4.28        1.7875    4   2   1         4
                51.88         15.42        1.7624    1   5   0         4
                53.09          2.74        1.7249    3   1   2         4
                54.64          6.13        1.6798    0   4   2         4
                55.33          1.44        1.6603   -3   1   3         4
                56.38         16.85        1.6319   -5   3   1         4
                56.54         18.76        1.6277   -2   2   3         4
                56.63          4.61        1.6254    4   4   0         4
                58.69          5.58        1.5730    6   0   0         2
                59.30          6.45        1.5584    3   5   0         4
                60.31          4.88        1.5346    4   0   2         2
                60.38          4.97        1.5330   -6   0   2         2
                60.39          3.32        1.5327   -6   2   1         4
                61.47         10.82        1.5085   -1   3   3         4
                61.90          1.82        1.4989   -4   2   3         4
                62.09          5.49        1.4950    0   6   0         2
                62.67          1.56        1.4823   -1   5   2         4
                63.22          2.74        1.4709   -3   3   3         4
                64.14          1.13        1.4520    4   2   2         4
                64.21          1.20        1.4506   -6   2   2         4
                64.21          1.00        1.4505   -5   1   3         4
                65.12         18.44        1.4325    5   3   1         4
                66.05          5.04        1.4144    1   5   2         4
                66.08          8.78        1.4139   -3   5   2         4
                66.55          1.33        1.4050    1   3   3         4
                66.93          4.52        1.3980    2   2   3         4
                68.03          2.27        1.3780   -2   4   3         4
                70.46          3.78        1.3365    6   2   1         4
                70.58          6.53        1.3345   -7   1   2         4
                70.65          2.29        1.3333    7   1   0         4
                71.53          5.03        1.3191   -5   3   3         4
                73.43          3.56        1.2895   -3   1   4         4
                73.54          7.63        1.2878    0   6   2         4
                74.90          4.23        1.2679    0   0   4         2
                74.95          1.98        1.2671   -4   0   4         2
                74.99          1.16        1.2664    4   4   2         4
                75.76          8.00        1.2555    3   5   2         4
                76.71          1.48        1.2423   -1   7   1         4
                78.27          2.48        1.2214    1   7   1         4
                81.55          1.39        1.1804   -8   2   1         4
                81.61          1.35        1.1797    8   0   0         2
                84.31          3.30        1.1487   -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.