Forsterite
      Hazen R M
      American Mineralogist 61 (1976) 1280-1293
      Effects of temperature and pressure on the crystal structure of forsterite
      T = -196 C, P = 1 atm
      olivine
      _database_code_amcsd 0000545

      CELL PARAMETERS:    4.7460  10.1800   5.9760   90.000   90.000   90.000
      SPACE GROUP: Pbnm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    288.726
      Density (g/cm3):      3.236
      MAX. ABS. INTENSITY / VOLUME**2:      7.528374985    
      RIR:      0.757
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.42         22.30        5.0900    0   2   0         2
                20.65          2.64        4.3015    1   1   0         4
                22.95         64.56        3.8749    0   2   1         4
                23.94         22.10        3.7165    1   0   1         4
                25.51         15.11        3.4912    1   1   1         8
                25.66         14.54        3.4712    1   2   0         4
                29.77          6.16        3.0016    1   2   1         8
                29.90         17.57        2.9880    0   0   2         2
                32.43         62.92        2.7604    1   3   0         4
                35.83         79.34        2.5059    1   3   1         8
                36.62        100.00        2.4540    1   1   2         8
                38.45         12.82        2.3415    0   4   1         4
                38.97          9.75        2.3110    2   1   0         4
                39.81         41.12        2.2646    1   2   2         8
                40.21         27.92        2.2429    1   4   0         4
                41.91         19.61        2.1555    2   1   1         8
                44.69          4.80        2.0276    1   3   2         8
                46.71          3.31        1.9447    2   3   0         4
                46.89          2.63        1.9375    0   4   2         4
                48.66          6.56        1.8711    1   5   0         4
                49.02          1.58        1.8583    2   0   2         4
                50.49          3.84        1.8076    1   1   3         8
                51.16          3.82        1.7856    1   5   1         8
                52.42         66.32        1.7456    2   2   2         8
                52.74         20.11        1.7356    2   4   0         4
                53.00          4.30        1.7277    1   2   3         8
                55.10         13.79        1.6667    2   4   1         8
                56.37         13.23        1.6322    0   6   1         4
                56.46          3.18        1.6299    2   3   2         8
                57.01         19.48        1.6153    1   3   3         8
                57.70          1.07        1.5976    1   6   0         4
                58.17          4.16        1.5858    1   5   2         8
                58.87          9.46        1.5686    0   4   3         4
                59.10          3.43        1.5632    3   1   0         4
                60.54          1.69        1.5293    3   0   1         4
                61.29          3.45        1.5123    3   1   1         8
                61.37          2.51        1.5107    3   2   0         4
                61.45          3.82        1.5089    2   1   3         8
                61.82          4.79        1.5008    2   4   2         8
                62.04          5.33        1.4960    2   5   1         8
                62.13         28.34        1.4940    0   0   4         2
                63.00         39.93        1.4754    0   6   2         4
                63.52          1.22        1.4646    3   2   1         8
                63.67          1.56        1.4615    2   2   3         8
                65.05          3.36        1.4338    3   3   0         4
                65.07          1.20        1.4335    0   2   4         4
                67.14          7.68        1.3943    3   3   1         8
                67.34         11.47        1.3905    1   7   0         4
                67.64          8.05        1.3851    3   1   2         8
                69.75         18.44        1.3482    3   2   2         8
                69.96          1.14        1.3448    2   6   1         8
                70.03          6.62        1.3436    3   4   0         4
                71.85          9.72        1.3139    1   3   4         8
                72.05          4.28        1.3109    3   4   1         8
                72.19          1.92        1.3086    2   4   3         8
                73.29          4.54        1.2916    0   6   3         4
                75.14          2.39        1.2643    2   0   4         4
                75.82          1.54        1.2547    2   1   4         8
                75.94          1.96        1.2530    2   6   2         8
                76.42          1.22        1.2463    1   6   3         8
                76.63          1.89        1.2434    1   4   4         8
                76.97          2.48        1.2388    3   0   3         4
                77.97          1.42        1.2254    3   4   2         8
                78.31          2.98        1.2209    2   5   3         8
                81.04          4.87        1.1865    4   0   0         2
                81.19          1.19        1.1847    2   3   4         8
                82.65          2.73        1.1675    1   5   4         8
                82.98          3.88        1.1637    3   3   3         8
                82.99          2.08        1.1636    0   2   5         4
                83.39          1.27        1.1590    1   0   5         4
                83.96          5.15        1.1525    3   5   2         8
                84.62          2.52        1.1453    2   7   2         8
                85.41          1.94        1.1367    1   8   2         8
                85.48          3.11        1.1360    3   6   1         8
                85.82          5.90        1.1323    2   4   4         8
                86.86          2.99        1.1214    2   8   0         4
                87.59          3.81        1.1139    3   4   3         8
                89.32          5.24        1.0968    1   3   5         8
                89.37          2.43        1.0963    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.