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 = 900 C
      pyroxene
      _database_code_amcsd 0000349

      CELL PARAMETERS:    9.9060   9.1640   5.2730   90.000  105.220   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    461.886
      Density (g/cm3):      3.567
      MAX. ABS. INTENSITY / VOLUME**2:      18.18197695    
      RIR:      1.660
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.39         23.73        6.6150    1   1   0         4
                18.57          9.89        4.7793    2   0   0         2
                19.37          6.09        4.5820    0   2   0         2
                19.99          2.35        4.4418   -1   1   1         4
                26.96         10.21        3.3075    2   2   0         4
                29.41        100.00        3.0366   -2   2   1         4
                29.69         37.56        3.0095    3   1   0         4
                30.53          9.60        2.9279   -3   1   1         4
                34.26         31.45        2.6176   -1   3   1         4
                34.94         43.15        2.5681    2   2   1         4
                35.28         38.50        2.5440    0   0   2         2
                35.43          1.80        2.5337   -1   1   2         4
                36.79          1.18        2.4431    1   3   1         4
                37.64          2.82        2.3896    4   0   0         2
                38.34          4.09        2.3477    3   1   1         4
                40.22         12.06        2.2419    1   1   2         4
                40.56          2.40        2.2242    0   2   2         4
                40.93          3.28        2.2050    3   3   0         4
                41.57         20.18        2.1723   -3   3   1         4
                42.21         11.98        2.1408   -4   2   1         4
                43.31          4.95        2.0890    0   4   1         4
                44.52          7.73        2.0350    2   0   2         2
                44.70         11.04        2.0275   -4   0   2         2
                45.44          2.31        1.9959   -1   3   2         4
                45.47          2.04        1.9947   -2   4   1         4
                47.25          1.13        1.9239   -5   1   1         4
                47.85          4.77        1.9011    3   3   1         4
                49.44          1.24        1.8436    1   3   2         4
                49.46          1.86        1.8426    2   4   1         4
                50.36          3.24        1.8120    4   2   1         4
                50.72         14.01        1.8000    1   5   0         4
                52.55          1.77        1.7416    3   1   2         4
                53.85          5.14        1.7024    0   4   2         4
                55.18          1.27        1.6646   -3   1   3         4
                55.55         12.40        1.6542   -5   3   1         4
                55.57          4.40        1.6538    4   4   0         4
                56.28         13.69        1.6346   -2   2   3         4
                57.88          3.79        1.5931    6   0   0         2
                58.06          4.45        1.5887    3   5   0         4
                59.59          2.52        1.5514   -6   2   1         4
                59.63          4.63        1.5504    4   0   2         2
                59.87          3.90        1.5449   -6   0   2         2
                60.63          4.05        1.5273    0   6   0         2
                61.00          9.44        1.5190   -1   3   3         4
                61.58          1.18        1.5061   -4   2   3         4
                62.76          1.35        1.4806   -3   3   3         4
                64.07         12.90        1.4534    5   3   1         4
                64.92          4.18        1.4363    1   5   2         4
                65.01          6.52        1.4345   -3   5   2         4
                66.35          3.50        1.4088    2   2   3         4
                67.34          1.28        1.3905   -2   4   3         4
                69.38          3.02        1.3545    6   2   1         4
                69.61          1.62        1.3506    7   1   0         4
                69.86          4.68        1.3465   -7   1   2         4
                70.94          3.07        1.3286   -5   3   3         4
                72.13          4.97        1.3095    0   6   2         4
                73.25          2.69        1.2922   -3   1   4         4
                74.43          4.92        1.2747    3   5   2         4
                74.61          2.40        1.2720    0   0   4         2
                74.78          1.33        1.2696   -4   0   4         2
                74.91          1.15        1.2677   -1   7   1         4
                76.43          1.53        1.2463    1   7   1         4
                80.36          1.09        1.1948    8   0   0         2
                83.97          1.74        1.1524   -6   0   4         2
                88.75          3.03        1.1024   -2   8   1         4
                89.50          3.81        1.0950    7   5   0         4
                89.68          1.38        1.0933   -8   2   3         4
                89.73          2.68        1.0928   -7   5   2         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.