Forsterite
      Kudoh Y, Takeuchi Y
      Zeitschrift fur Kristallographie 171 (1985) 291-302
      The crystal structure of forsterite Mg2SiO4 under high pressure up to 149 kb
      Sample: P = 31 kbar
      _database_code_amcsd 0010928

      CELL PARAMETERS:    4.7240  10.0770   5.9420   90.000   90.000   90.000
      SPACE GROUP: Pbnm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    282.861
      Density (g/cm3):      3.303
      MAX. ABS. INTENSITY / VOLUME**2:      7.622416152    
      RIR:      0.751
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.60         19.97        5.0385    0   2   0         2
                20.77          2.61        4.2773    1   1   0         4
                23.14         70.98        3.8429    0   2   1         4
                24.07         21.36        3.6978    1   0   1         4
                25.66         14.35        3.4714    1   1   1         8
                25.85         16.15        3.4462    1   2   0         4
                29.97          5.38        2.9811    1   2   1         8
                30.08         18.10        2.9710    0   0   2         2
                32.71         62.94        2.7375    1   3   0         4
                36.13         80.68        2.4863    1   3   1         8
                36.83        100.00        2.4401    1   1   2         8
                38.83         10.83        2.3194    0   4   1         4
                39.17         11.04        2.2997    2   1   0         4
                40.07         42.41        2.2502    1   2   2         8
                40.58         32.51        2.2229    1   4   0         4
                42.13         21.72        2.1447    2   1   1         8
                45.03          4.88        2.0132    1   3   2         8
                47.03          2.89        1.9321    2   3   0         4
                47.31          2.37        1.9215    0   4   2         4
                49.15          7.67        1.8537    1   5   0         4
                49.29          1.85        1.8489    2   0   2         4
                50.16          1.05        1.8185    2   1   2         8
                50.80          3.58        1.7973    1   1   3         8
                51.65          6.53        1.7696    1   5   1         8
                52.74         71.44        1.7357    2   2   2         8
                53.15         19.20        1.7231    2   4   0         4
                53.35          4.39        1.7172    1   2   3         8
                55.53         11.28        1.6549    2   4   1         8
                56.84          2.96        1.6197    2   3   2         8
                56.98         13.55        1.6162    0   6   1         4
                57.43         20.30        1.6047    1   3   3         8
                58.31          1.53        1.5825    1   6   0         4
                58.71          2.67        1.5727    1   5   2         8
                59.35          8.93        1.5571    0   4   3         4
                59.41          3.92        1.5558    3   1   0         4
                60.86          1.88        1.5221    3   0   1         4
                61.62          3.28        1.5051    3   1   1         8
                61.72          2.74        1.5030    3   2   0         4
                61.82          4.45        1.5008    2   1   3         8
                62.29          5.17        1.4906    2   4   2         8
                62.53         30.53        1.4855    0   0   4         2
                62.57          5.94        1.4845    2   5   1         8
                63.64         43.38        1.4621    0   6   2         4
                63.89          1.48        1.4571    3   2   1         8
                64.08          2.04        1.4532    2   2   3         8
                65.46          2.89        1.4258    3   3   0         4
                65.51          1.12        1.4249    0   2   4         4
                67.57          8.57        1.3864    3   3   1         8
                68.02          7.29        1.3783    3   1   2         8
                68.09          9.62        1.3771    1   7   0         4
                69.44          1.66        1.3534    1   5   3         8
                70.18         21.34        1.3411    3   2   2         8
                70.53          7.35        1.3353    3   4   0         4
                70.62          1.28        1.3338    2   6   1         8
                72.38          9.61        1.3057    1   3   4         8
                72.56          5.53        1.3028    3   4   1         8
                72.74          1.23        1.3000    2   4   3         8
                74.00          5.01        1.2810    0   6   3         4
                75.62          1.88        1.2575    2   0   4         4
                76.31          1.94        1.2478    2   1   4         8
                76.65          1.62        1.2432    2   6   2         8
                77.15          1.12        1.2363    1   6   3         8
                77.24          2.79        1.2351    1   4   4         8
                77.43          2.89        1.2326    3   0   3         4
                78.54          1.32        1.2179    3   4   2         8
                78.97          3.54        1.2124    2   5   3         8
                81.50          5.02        1.1810    4   0   0         2
                81.78          1.21        1.1777    2   3   4         8
                83.37          3.32        1.1592    1   5   4         8
                83.55          4.37        1.1571    3   3   3         8
                83.60          2.77        1.1567    0   2   5         4
                83.97          1.52        1.1525    1   0   5         4
                84.64          4.50        1.1450    3   5   2         8
                85.48          3.65        1.1359    2   7   2         8
                86.24          3.45        1.1278    3   6   1         8
                86.39          2.48        1.1263    1   8   2         8
                86.50          5.58        1.1251    2   4   4         8
                87.83          4.49        1.1115    2   8   0         4
                88.26          5.00        1.1072    3   4   3         8
                89.92          3.36        1.0910    4   1   2         8
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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.