Forsterite
Diffraction data computed using the structure from the paper listed below,
along with the cell parameters refined from the powder pattern for R060539
      Liang J, Hawthorne F C
      The Canadian Mineralogist 32 (1994) 541-552
      Characterization fo fine-grained mixtures of rock-forming minerals by Rietveld
      structure refinement: olivine + pyroxene
      Sample: P9 Rietveld, 89.6% olivine

      CELL PARAMETERS:   4.764400   10.23700   5.997500   90.00000   90.00000   90.00000
      SPACE GROUP: Pbnm
      X-RAY WAVELENGTH:     1.541838
               2-THETA      INTENSITY    D-SPACING   H   K   L
                17.35         18.00        5.1244    0   2   0
                22.86         50.70        3.8975    0   2   1
                23.87         16.05        3.7333    1   0   1
                25.43         20.43        3.5078    1   1   1
                25.56         13.23        3.4904    1   2   0
                29.64          5.67        3.0174    1   2   1
                29.80         15.16        3.0015    0   0   2
                32.27         65.33        2.7769    1   3   0
                34.66          3.07        2.5899    0   2   2
                35.65         76.38        2.5203    1   3   1
                36.47        100.00        2.4654    1   1   2
                37.77          1.35        2.3836    2   0   0
                38.22         12.04        2.3565    0   4   1
                38.81          8.63        2.3217    2   1   0
                39.63         38.16        2.2758    1   2   2
                39.97         26.67        2.2569    1   4   0
                41.74         16.57        2.1654    2   1   1
                44.47          4.18        2.0383    1   3   2
                46.47          2.05        1.9548    2   3   0
                46.63          2.39        1.9487    0   4   2
                48.35          6.32        1.8831    1   5   0
                48.80          1.60        1.8666    2   0   2
                49.66          1.12        1.8364    2   1   2
                50.26          4.16        1.8159    1   1   3
                50.83          5.02        1.7967    1   5   1
                52.16         67.02        1.7539    2   2   2
                52.44         20.65        1.7452    2   4   0
                52.74          3.71        1.7360    1   2   3
                54.79         12.25        1.6758    2   4   1
                55.98         13.56        1.6429    0   6   1
                56.16          1.93        1.6381    2   3   2
                56.71         18.33        1.6234    1   3   3
                57.30          1.16        1.6080    1   6   0
                57.81          4.73        1.5951    1   5   2
                58.53          8.20        1.5771    0   4   3
                58.81          3.57        1.5703    3   1   0
                60.25          1.29        1.5362    3   0   1
                60.99          3.32        1.5192    3   1   1
                61.06          2.21        1.5178    3   2   0
                61.15          3.41        1.5157    2   1   3
                61.46          4.84        1.5087    2   4   2
                61.65          5.08        1.5045    2   5   1
                61.82         27.69        1.5008    0   0   4
                62.57         38.35        1.4846    0   6   2
                63.19          1.39        1.4715    3   2   1
                63.34          1.30        1.4683    2   2   3
                64.69          3.64        1.4408    3   3   0
                66.76          7.65        1.4010    3   3   1
                66.84         10.69        1.3996    1   7   0
                67.29          7.25        1.3914    3   1   2
                68.41          1.26        1.3713    1   5   3
                69.38         18.18        1.3545    3   2   2
                69.48          1.36        1.3527    2   6   1
                69.61          5.77        1.3504    3   4   0
                71.44          9.71        1.3203    1   3   4
                71.62          4.47        1.3175    3   4   1
                71.76          1.72        1.3152    2   4   3
                72.79          4.62        1.2992    0   6   3
                74.74          2.06        1.2700    2   0   4
                75.41          1.51        1.2604    2   1   4
                75.42          1.54        1.2601    2   6   2
                76.16          2.31        1.2497    1   4   4
                76.54          2.08        1.2444    3   0   3
                77.80          2.78        1.2274    2   5   3
                80.59          4.92        1.1918    4   0   0
                82.10          2.56        1.1736    1   5   4
                82.47          3.83        1.1693    3   3   3
                82.50          1.90        1.1690    0   2   5
                82.91          1.11        1.1643    1   0   5
                83.40          4.87        1.1586    3   5   2
                83.98          2.48        1.1520    2   7   2
                84.72          1.93        1.1438    1   8   2
                84.87          2.57        1.1422    3   6   1
                85.01          1.07        1.1407    2   6   3
                85.27          5.90        1.1379    2   4   4
                86.16          3.17        1.1284    2   8   0
                87.02          4.00        1.1194    3   4   3
                88.75          4.76        1.1020    1   3   5
                88.82          2.70        1.1013    4   1   2
                88.82          2.70        1.1013    4   1   2
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.