Forsterite
      Merli M, Oberti R, Caucia F, Ungaretti L
      American Mineralogist 86 (2001) 55-65
      Determination of site population in olivine: Warnings on X-ray data
      treatment and refinement
      Sample: F**2-refinement using SHELX-97
      Fo92Fa08
      _database_code_amcsd 0002602

      CELL PARAMETERS:    4.7579  10.2151   5.9890   90.000   90.000   90.000
      SPACE GROUP: Pbnm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    291.080
      Density (g/cm3):      3.318
      MAX. ABS. INTENSITY / VOLUME**2:      8.300567826    
      RIR:      0.815
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.36         20.86        5.1076    0   2   0         2
                22.88         56.03        3.8862    0   2   1         4
                23.89         19.18        3.7254    1   0   1         4
                25.45         18.26        3.4999    1   1   1         8
                25.59         13.29        3.4814    1   2   0         4
                29.68          5.92        3.0098    1   2   1         8
                29.84         15.67        2.9945    0   0   2         2
                32.33         66.48        2.7690    1   3   0         4
                34.73          1.97        2.5833    0   2   2         4
                35.72         77.33        2.5134    1   3   1         8
                36.53        100.00        2.4598    1   1   2         8
                37.82          1.09        2.3790    2   0   0         2
                38.32         12.60        2.3491    0   4   1         4
                38.87          9.64        2.3169    2   1   0         4
                39.70         39.08        2.2702    1   2   2         8
                40.07         27.58        2.2501    1   4   0         4
                41.80         17.83        2.1609    2   1   1         8
                44.57          4.98        2.0330    1   3   2         8
                46.57          2.85        1.9501    2   3   0         4
                46.75          2.67        1.9431    0   4   2         4
                48.49          6.22        1.8773    1   5   0         4
                48.90          1.37        1.8627    2   0   2         4
                50.37          4.08        1.8117    1   1   3         8
                50.98          3.93        1.7913    1   5   1         8
                52.28         67.63        1.7499    2   2   2         8
                52.58         19.97        1.7407    2   4   0         4
                52.87          4.30        1.7318    1   2   3         8
                54.93         13.60        1.6715    2   4   1         8
                56.17         13.35        1.6376    0   6   1         4
                56.30          2.81        1.6342    2   3   2         8
                56.86         18.67        1.6194    1   3   3         8
                57.49          1.01        1.6030    1   6   0         4
                57.98          4.57        1.5906    1   5   2         8
                58.70          9.26        1.5728    0   4   3         4
                58.93          3.44        1.5672    3   1   0         4
                60.38          1.44        1.5331    3   0   1         4
                61.12          3.33        1.5161    3   1   1         8
                61.19          2.44        1.5146    3   2   0         4
                61.29          3.54        1.5124    2   1   3         8
                61.63          4.94        1.5049    2   4   2         8
                61.83          5.13        1.5005    2   5   1         8
                61.98         28.09        1.4972    0   0   4         2
                62.78         39.28        1.4800    0   6   2         4
                63.34          1.22        1.4684    3   2   1         8
                63.50          1.50        1.4650    2   2   3         8
                64.85          3.30        1.4377    3   3   0         4
                64.90          1.21        1.4368    0   2   4         4
                66.93          7.56        1.3980    3   3   1         8
                67.09         11.12        1.3952    1   7   0         4
                67.45          8.14        1.3885    3   1   2         8
                69.55         18.60        1.3516    3   2   2         8
                69.71          1.07        1.3489    2   6   1         8
                69.81          6.62        1.3473    3   4   0         4
                71.65          9.64        1.3170    1   3   4         8
                71.82          4.43        1.3144    3   4   1         8
                71.97          1.77        1.3120    2   4   3         8
                73.04          4.66        1.2954    0   6   3         4
                74.94          2.05        1.2672    2   0   4         4
                75.62          1.58        1.2575    2   1   4         8
                75.68          1.56        1.2567    2   6   2         8
                76.16          1.16        1.2499    1   6   3         8
                76.41          2.21        1.2465    1   4   4         8
                76.75          2.37        1.2418    3   0   3         4
                77.72          1.31        1.2287    3   4   2         8
                78.06          2.97        1.2243    2   5   3         8
                80.80          4.96        1.1895    4   0   0         2
                80.95          1.09        1.1876    2   3   4         8
                82.39          2.63        1.1705    1   5   4         8
                82.72          3.78        1.1666    3   3   3         8
                82.76          2.17        1.1662    0   2   5         4
                83.16          1.31        1.1616    1   0   5         4
                83.68          4.85        1.1557    3   5   2         8
                84.30          2.63        1.1487    2   7   2         8
                85.07          2.03        1.1403    1   8   2         8
                85.17          3.10        1.1393    3   6   1         8
                85.56          5.57        1.1351    2   4   4         8
                86.51          3.05        1.1251    2   8   0         4
                87.31          4.03        1.1168    3   4   3         8
                89.05          4.89        1.0994    1   3   5         8
                89.09          2.62        1.0990    4   1   2         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.