NaVSi2O6
      Ullrich A, Miletich R, Nestola F, Weikusat C, Ohashi H
      American Mineralogist 94 (2009) 557-564
      Lattice compression and structural behavior of NaVSi2O6 clinopyroxene to 11 GPa
      Note: P = 6.10 GPa
      _database_code_amcsd 0004905

      CELL PARAMETERS:    9.5190   8.5980   5.2080   90.000  106.310   90.000
      SPACE GROUP: C2/c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    409.092
      Density (g/cm3):      3.670
      MAX. ABS. INTENSITY / VOLUME**2:      15.36770166    
      RIR:      1.363
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.15         31.11        6.2612    1   1   0         4
                19.43          2.04        4.5680    2   0   0         2
                20.49         14.41        4.3342   -1   1   1         4
                20.66         20.72        4.2990    0   2   0         2
                24.84          7.68        3.5844    1   1   1         4
                27.36          1.52        3.2593    0   2   1         4
                28.51          3.48        3.1306    2   2   0         4
                30.64        100.00        2.9178   -2   2   1         4
                31.16         49.45        2.8706    3   1   0         4
                31.57          9.01        2.8343   -3   1   1         4
                35.79          1.03        2.5092   -2   0   2         2
                35.93         41.41        2.4992    0   0   2         2
                36.04          2.14        2.4921   -1   1   2         4
                36.09         25.60        2.4887   -1   3   1         4
                36.69         42.99        2.4496    2   2   1         4
                40.15          4.84        2.2457    3   1   1         4
                41.40         17.18        2.1811    1   1   2         4
                41.81          1.81        2.1606    0   2   2         4
                43.35          3.54        2.0871    3   3   0         4
                43.66         18.80        2.0730   -3   3   1         4
                44.05         10.99        2.0557   -4   2   1         4
                45.67         10.72        1.9865   -4   0   2         2
                45.96          7.68        1.9747    0   4   1         4
                46.03          6.80        1.9717    2   0   2         2
                47.16          2.12        1.9273   -1   3   2         4
                48.13          5.80        1.8906   -2   4   1         4
                49.20          3.36        1.8519   -5   1   1         4
                50.53          2.02        1.8063    3   3   1         4
                50.62          2.44        1.8033   -4   2   2         4
                51.11          1.75        1.7873    5   1   0         4
                51.57          1.15        1.7721    1   3   2         4
                52.49          2.57        1.7435    2   4   1         4
                53.00          2.51        1.7277    4   2   1         4
                54.28          9.88        1.6899    1   5   0         4
                54.71          3.92        1.6778    3   1   2         4
                56.00          1.46        1.6420   -3   1   3         4
                56.47          7.69        1.6297    0   4   2         4
                56.58          1.34        1.6267   -1   5   1         4
                57.43         17.72        1.6044   -2   2   3         4
                58.35         14.85        1.5815   -5   3   1         4
                59.01          7.36        1.5653    4   4   0         4
                59.52          1.12        1.5531    5   1   1         4
                60.84          4.04        1.5227    6   0   0         2
                61.81          5.11        1.5010   -6   0   2         2
                61.97          5.73        1.4974    3   5   0         4
                62.30          4.81        1.4904    4   0   2         2
                62.41          2.53        1.4880   -6   2   1         4
                62.82         11.25        1.4792   -1   3   3         4
                62.93          1.05        1.4769   -4   2   3         4
                64.50          1.35        1.4447   -3   3   3         4
                65.09          5.28        1.4330    0   6   0         2
                65.23          1.96        1.4303   -5   1   3         4
                66.39          2.65        1.4082    4   2   2         4
                67.75         17.35        1.3830    5   3   1         4
                68.45          8.97        1.3706   -3   5   2         4
                68.64          2.02        1.3674    1   5   2         4
                68.73          4.67        1.3658    2   2   3         4
                69.80          3.98        1.3474   -2   4   3         4
                72.51          8.17        1.3035   -7   1   2         4
                73.12          3.53        1.2942   -5   3   3         4
                73.28          2.86        1.2918    6   2   1         4
                73.37          2.08        1.2904    7   1   0         4
                74.34          4.78        1.2760   -3   1   4         4
                75.83          1.94        1.2546   -4   0   4         2
                76.18          3.44        1.2496    0   0   4         2
                76.56          1.53        1.2444   -2   6   2         4
                76.65          7.49        1.2431    0   6   2         4
                78.02          1.24        1.2248    4   4   2         4
                78.94          7.28        1.2128    3   5   2         4
                80.51          1.41        1.1931   -1   7   1         4
                82.20          2.47        1.1727    1   7   1         4
                84.63          1.33        1.1452   -8   2   1         4
                84.92          1.21        1.1420    8   0   0         2
                85.58          2.96        1.1348   -6   0   4         2
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.