Diopside
      Oberti R, Caporuscio F A
      American Mineralogist 76 (1991) 1141-1152
      Crystal chemistry of clinopyroxenes from mantle eclogites: A study of the key
      role of the M2 site population by means of crystal-structure refinement
      sample SBB 25, Di55Jd30, diopside - jadeite join
      _database_code_amcsd 0001368

      CELL PARAMETERS:    9.6280   8.8080   5.2540   90.000  106.880   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    426.360
      Density (g/cm3):      3.340
      MAX. ABS. INTENSITY / VOLUME**2:      11.85092908    
      RIR:      1.155
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                13.91          1.11        6.3666    1   1   0         4
                20.16          6.98        4.4040    0   2   0         2
                26.91          9.89        3.3128    0   2   1         4
                28.03         20.18        3.1833    2   2   0         4
                30.06        100.00        2.9726   -2   2   1         4
                30.83         33.81        2.8998    3   1   0         4
                31.09         30.42        2.8764   -3   1   1         4
                35.32         25.06        2.5415   -1   3   1         4
                35.36          2.25        2.5382   -2   0   2         2
                35.72         40.66        2.5138    0   0   2         2
                36.31         38.52        2.4745    2   2   1         4
                39.92         14.42        2.2582    3   1   1         4
                41.17         11.53        2.1927    1   1   2         4
                41.36          8.32        2.1832    0   2   2         4
                42.60          7.39        2.1222    3   3   0         4
                42.80         17.99        2.1130   -3   3   1         4
                43.34          8.14        2.0876   -4   2   1         4
                44.94         18.03        2.0170    0   4   1         4
                45.00         11.01        2.0144   -4   0   2         2
                45.87          6.02        1.9783    2   0   2         2
                46.38          5.06        1.9575   -1   3   2         4
                47.03          1.88        1.9322   -2   4   1         4
                49.88          1.67        1.8281    3   3   1         4
                50.58          2.55        1.8046    2   2   2         4
                50.61          5.61        1.8036    5   1   0         4
                50.93          2.74        1.7928    1   3   2         4
                52.92         11.81        1.7303    1   5   0         4
                53.45          1.32        1.7143   -5   1   2         4
                54.47          1.35        1.6846    3   1   2         4
                55.28          5.57        1.6617   -3   1   3         4
                55.48          4.95        1.6564    0   4   2         4
                56.71         16.52        1.6233   -2   2   3         4
                57.35         15.72        1.6066   -5   3   1         4
                57.94          5.52        1.5917    4   4   0         4
                59.20          1.28        1.5607    5   3   0         4
                60.27          3.57        1.5355    6   0   0         2
                60.60          5.24        1.5281    3   5   0         4
                60.88          5.10        1.5216   -6   0   2         2
                61.51          2.09        1.5075   -6   2   1         4
                61.99         13.15        1.4970   -1   3   3         4
                62.05          6.13        1.4956    4   0   2         2
                63.18          1.43        1.4716    2   4   2         4
                63.36          5.06        1.4680    0   6   0         2
                64.83          2.02        1.4382   -6   2   2         4
                65.96          1.74        1.4162    4   2   2         4
                66.33          1.56        1.4092    0   6   1         4
                66.90         10.33        1.3985   -3   5   2         4
                67.01         17.80        1.3965    5   3   1         4
                67.35          2.88        1.3903    1   5   2         4
                68.28          4.72        1.3737    2   2   3         4
                68.59          1.79        1.3682   -2   4   3         4
                70.63          1.14        1.3336    0   4   3         4
                71.39          7.25        1.3212   -7   1   2         4
                71.80          3.67        1.3147   -5   3   3         4
                72.63          1.33        1.3017    7   1   0         4
                72.65          3.32        1.3014    6   2   1         4
                72.69          1.07        1.3008    5   1   2         4
                73.44          4.60        1.2894   -3   1   4         4
                73.87          1.47        1.2830   -1   1   4         4
                74.70          2.92        1.2708   -2   6   2         4
                74.81          1.77        1.2691   -4   0   4         2
                74.91          7.08        1.2677    0   6   2         4
                75.66          3.59        1.2569    0   0   4         2
                76.51          1.27        1.2451   -7   3   1         4
                77.68          7.61        1.2293    3   5   2         4
                78.28          1.26        1.2213   -1   7   1         4
                80.02          2.04        1.1991    1   7   1         4
                84.04          1.40        1.1516    8   0   0         2
                84.19          3.41        1.1500   -6   0   4         2
                89.36          1.36        1.0963    2   2   4         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.