Hedenbergite
      Cameron M, Sueno S, Prewitt C T, Papike J J
      American Mineralogist 58 (1973) 594-618
      High-temperature crystal chemistry of acmite, diopside, hedenbergite, jadeite,
      spodumene, and ureyite
      T = 24 C
      pyroxene
      _database_code_amcsd 0000345

      CELL PARAMETERS:    9.8450   9.0240   5.2450   90.000  104.740   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    450.638
      Density (g/cm3):      3.656
      MAX. ABS. INTENSITY / VOLUME**2:      19.11510583    
      RIR:      1.702
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.52         23.44        6.5496    1   1   0         4
                18.64         11.14        4.7605    2   0   0         2
                19.68          6.00        4.5120    0   2   0         2
                20.18          1.98        4.4005   -1   1   1         4
                27.23          9.08        3.2748    2   2   0         4
                29.77        100.00        3.0010   -2   2   1         4
                29.84         38.64        2.9939    3   1   0         4
                30.82         10.66        2.9011   -3   1   1         4
                34.73         34.35        2.5830   -1   3   1         4
                35.12         48.38        2.5550    2   2   1         4
                35.39         42.14        2.5362    0   0   2         2
                35.65          2.30        2.5181   -1   1   2         4
                37.80          2.89        2.3803    4   0   0         2
                38.41          4.79        2.3438    3   1   1         4
                40.32         13.38        2.2369    1   1   2         4
                40.73          1.05        2.2151   -3   1   2         4
                40.82          2.49        2.2109    0   2   2         4
                41.36          4.59        2.1832    3   3   0         4
                42.10         23.39        2.1464   -3   3   1         4
                42.63         13.94        2.1207   -4   2   1         4
                43.92          5.26        2.0613    0   4   1         4
                44.55         10.05        2.0339    2   0   2         2
                45.12         12.92        2.0094   -4   0   2         2
                45.91          3.52        1.9766   -1   3   2         4
                46.14          1.93        1.9672   -2   4   1         4
                47.62          1.04        1.9095   -5   1   1         4
                48.18          5.67        1.8889    3   3   1         4
                48.88          1.00        1.8632    5   1   0         4
                49.14          1.04        1.8542    2   2   2         4
                49.78          1.57        1.8316    1   3   2         4
                50.00          2.24        1.8241    2   4   1         4
                50.54          4.08        1.8059    4   2   1         4
                51.54         15.91        1.7732    1   5   0         4
                52.59          1.99        1.7401    3   1   2         4
                53.96          1.27        1.6992   -1   5   1         4
                54.43          5.88        1.6856    0   4   2         4
                55.64          1.70        1.6518   -3   1   3         4
                56.13         14.60        1.6385   -5   3   1         4
                56.18          5.10        1.6374    4   4   0         4
                56.73         17.09        1.6226   -2   2   3         4
                58.13          5.10        1.5868    6   0   0         2
                58.86          6.06        1.5689    3   5   0         4
                59.65          6.01        1.5499    4   0   2         2
                60.10          3.38        1.5396   -6   2   1         4
                60.43          5.49        1.5318   -6   0   2         2
                61.49         12.31        1.5080   -1   3   3         4
                61.67          5.00        1.5040    0   6   0         2
                62.20          1.73        1.4924   -4   2   3         4
                62.47          1.21        1.4867   -1   5   2         4
                63.41          1.88        1.4668   -3   3   3         4
                63.46          1.19        1.4659    4   2   2         4
                64.41         17.78        1.4466    5   3   1         4
                65.66          5.70        1.4220    1   5   2         4
                65.96          8.57        1.4163   -3   5   2         4
                66.29          1.11        1.4100    1   3   3         4
                66.53          4.68        1.4054    2   2   3         4
                68.08          1.72        1.3773   -2   4   3         4
                69.62          4.19        1.3504    6   2   1         4
                69.95          2.05        1.3450    7   1   0         4
                70.52          6.20        1.3354   -7   1   2         4
                71.77          4.15        1.3153   -5   3   3         4
                73.16          6.32        1.2936    0   6   2         4
                73.83          3.47        1.2835   -3   1   4         4
                74.24          1.08        1.2775    4   4   2         4
                74.88          3.47        1.2681    0   0   4         2
                75.10          7.21        1.2649    3   5   2         4
                75.44          1.99        1.2601   -4   0   4         2
                76.23          1.56        1.2489   -1   7   1         4
                77.71          2.43        1.2289    1   7   1         4
                80.75          1.93        1.1901    8   0   0         2
                81.00          1.29        1.1870   -8   2   1         4
                84.87          2.87        1.1425   -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.