Fayalite
      Smyth J R, Hazen R M
      American Mineralogist 58 (1973) 588-593
      The crystal structures of forsterite and hortonolite at several temperatures
      up to 900 C
      Note: variety hortonolite
      T = 600 C
      Locality: Franklin, New Jersey, USA
      _database_code_amcsd 0000334

      CELL PARAMETERS:    4.8380  10.4920   6.1360   90.000   90.000   90.000
      SPACE GROUP: Pbnm      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    311.465
      Density (g/cm3):      3.838
      MAX. ABS. INTENSITY / VOLUME**2:      13.33331872    
      RIR:      1.131
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.90         18.55        5.2460    0   2   0         2
                20.21          8.21        4.3934    1   1   0         4
                22.30         22.72        3.9874    0   2   1         4
                23.42         11.68        3.7991    1   0   1         4
                24.93         53.15        3.5722    1   1   1         8
                25.04          7.13        3.5565    1   2   0         4
                29.02          2.17        3.0770    1   2   1         8
                29.11          9.39        3.0680    0   0   2         2
                31.57         86.79        2.8343    1   3   0         4
                33.85         21.28        2.6484    0   2   2         4
                34.18          5.78        2.6230    0   4   0         2
                34.87         61.08        2.5731    1   3   1         8
                35.69        100.00        2.5154    1   1   2         8
                37.17         13.56        2.4190    2   0   0         2
                37.28         12.73        2.4119    0   4   1         4
                38.18          5.67        2.3572    2   1   0         4
                38.76         19.05        2.3231    1   2   2         8
                39.06         15.07        2.3059    1   4   0         4
                41.02         13.29        2.2004    2   1   1         8
                43.47          5.17        2.0819    1   3   2         8
                45.50          2.12        1.9937    0   4   2         4
                45.60          1.78        1.9895    2   3   0         4
                47.21          3.20        1.9251    1   5   0         4
                47.89          1.74        1.8996    2   0   2         4
                49.13          8.24        1.8542    1   1   3         8
                49.63          5.65        1.8368    1   5   1         8
                51.14         59.69        1.7861    2   2   2         8
                51.38         16.62        1.7782    2   4   0         4
                51.55          2.45        1.7730    1   2   3         8
                53.66         15.29        1.7080    2   4   1         8
                54.57         11.58        1.6817    0   6   1         4
                55.01          1.46        1.6692    2   3   2         8
                55.40         13.44        1.6586    1   3   3         8
                56.43         11.63        1.6307    1   5   2         8
                57.10          7.34        1.6129    0   4   3         4
                57.85          1.61        1.5939    3   1   0         4
                59.87          2.09        1.5448    2   1   3         8
                59.96          2.52        1.5427    3   1   1         8
                60.14          5.01        1.5385    2   4   2         8
                60.31          2.60        1.5347    2   5   1         8
                60.34         18.58        1.5340    0   0   4         2
                60.99         23.76        1.5192    0   6   2         4
                62.00          1.38        1.4969    2   2   3         8
                63.53          4.90        1.4645    3   3   0         4
                65.16         10.00        1.4317    1   7   0         4
                65.53         10.99        1.4245    3   3   1         8
                66.05         10.32        1.4144    3   1   2         8
                66.73          1.17        1.4018    1   5   3         8
                67.88          2.46        1.3808    2   6   1         8
                68.07          5.32        1.3774    3   2   2         8
                68.27          1.87        1.3738    3   4   0         4
                69.70          8.87        1.3491    1   3   4         8
                70.12          2.43        1.3420    2   4   3         8
                70.21          1.14        1.3406    3   4   1         8
                70.90          3.50        1.3291    0   6   3         4
                71.21          1.34        1.3242    0   4   4         4
                73.04          4.58        1.2955    2   0   4         4
                73.63          3.79        1.2865    2   6   2         8
                75.95          1.31        1.2529    2   5   3         8
                79.19          3.40        1.2095    4   0   0         2
                79.97          1.03        1.1997    1   5   4         8
                80.70          4.90        1.1907    3   3   3         8
                81.56          2.65        1.1803    3   5   2         8
                81.87          1.15        1.1767    2   7   2         8
                82.88          1.49        1.1649    2   6   3         8
                83.17          2.99        1.1615    2   4   4         8
                83.93          1.68        1.1530    2   8   0         4
                85.06          1.25        1.1404    3   4   3         8
                86.40          2.88        1.1262    1   3   5         8
                88.97          2.91        1.1002    4   2   2         8
                89.16          1.17        1.0984    4   4   0         4
                89.21          3.34        1.0979    3   7   0         4
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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.