Merrillite
      Hughes J M, Jolliff B L, Gunter M E
      American Mineralogist 91 (2006) 1547-1552
      The atomic arrangement of merrillite from the Fra Mauro Formation, Apollo 14
      lunar mission: The first structure of merrillite from the Moon
      _database_code_amcsd 0004238

      CELL PARAMETERS:   10.2909  10.2909  36.8746   90.000   90.000  120.000
      SPACE GROUP: R3c       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   3381.930
      Density (g/cm3):      3.057
      MAX. ABS. INTENSITY / VOLUME**2:      10.31902653    
      RIR:      1.099
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                11.03         22.76        8.0239    0   1   2         3
                13.82         34.27        6.4075    1   0   4         3
                14.41          6.08        6.1458    0   0   6         1
                17.23         37.13        5.1455    1   1   0         6
                18.70          1.11        4.7464    1   1   3         6
                20.50          3.31        4.3314    2   0   2         3
                21.71          1.44        4.0942    0   1   8         3
                22.16          8.92        4.0120    0   2   4         3
                22.54          1.90        3.9453    1   1   6         6
                26.15         28.53        3.4073    1   0  10         3
                26.57          3.64        3.3545    2   1   1         6
                26.91          7.25        3.3136    1   2   2         6
                27.83          1.44        3.2052    1   1   9         6
                28.21         51.55        3.1639    2   1   4         6
                30.08         15.33        2.9707    3   0   0         3
                31.49        100.00        2.8409    0   2  10         3
                32.93         20.37        2.7196    1   2   8         6
                33.50          4.23        2.6746    0   3   6         3
                33.50          2.78        2.6746    3   0   6         3
                33.98          4.11        2.6382    1   1  12         6
                34.87         69.44        2.5727    2   2   0         6
                35.54          3.64        2.5259    0   1  14         3
                35.65          4.56        2.5182    2   2   3         6
                36.12         12.96        2.4870    2   1  10         6
                36.43          1.12        2.4663    1   3   1         6
                37.68          2.13        2.3875    1   3   4         6
                37.86          2.11        2.3761    1   2  11         6
                37.91          6.92        2.3732    2   2   6         6
                38.41          3.73        2.3437    3   1   5         6
                39.75          1.00        2.2674    2   0  14         3
                40.43          7.18        2.2313    1   0  16         3
                40.68          1.73        2.2182    1   1  15         6
                41.71         12.64        2.1657    4   0   4         3
                42.32          1.56        2.1358    0   3  12         3
                42.32         11.94        2.1358    3   0  12         3
                43.62          3.04        2.0749    1   2  14         6
                44.11          3.04        2.0532    1   3  10         6
                44.21          3.27        2.0486    0   0  18         1
                44.25          1.95        2.0471    0   2  16         3
                44.59          5.38        2.0321    2   3   2         6
                45.20         11.00        2.0060    0   4   8         3
                45.44          4.97        1.9961    3   2   4         6
                46.01          6.31        1.9726    2   2  12         6
                46.71          1.05        1.9448    4   1   0         6
                47.69         22.76        1.9070    4   0  10         3
                48.72         16.75        1.8690    2   3   8         6
                49.14          6.66        1.8542    1   4   6         6
                49.14          6.99        1.8542    4   1   6         6
                50.55          4.72        1.8055    0   1  20         3
                51.08          6.84        1.7881    3   2  10         6
                51.51          5.40        1.7742    5   0   2         3
                52.27          7.51        1.7500    0   5   4         3
                53.42          1.81        1.7151    3   3   0         6
                53.81         24.97        1.7037    2   0  20         3
                54.40          1.45        1.6865    0   3  18         3
                54.40          5.29        1.6865    3   0  18         3
                54.43          1.71        1.6856    1   3  16         6
                55.25          5.45        1.6625    5   0   8         3
                55.46          1.53        1.6568    2   4   4         6
                55.95          1.10        1.6433    1   4  12         6
                55.95          1.47        1.6433    4   1  12         6
                56.94          2.26        1.6173    1   2  20         6
                57.02          2.84        1.6151    2   3  14         6
                57.42          1.33        1.6048    0   5  10         3
                57.54          1.53        1.6019    4   0  16         3
                58.32          1.37        1.5821    3   3   9         6
                58.33          2.23        1.5819    4   2   8         6
                58.53          2.24        1.5771    5   1   4         6
                58.87          1.11        1.5688    0   2  22         3
                60.43          7.45        1.5320    2   4  10         6
                60.54          6.60        1.5295    3   2  16         6
                61.31          2.88        1.5121    1   5   8         6
                61.83          3.16        1.5006    2   1  22         6
                61.96          1.29        1.4977    3   3  12         6
                62.53          3.16        1.4854    6   0   0         3
                64.39          3.19        1.4470    4   3   4         6
                65.39          2.28        1.4271    5   2   0         6
                65.74          2.24        1.4205    0   4  20         3
                66.27          1.72        1.4104    1   4  18         6
                67.02          3.61        1.3963    3   4   8         6
                67.36          1.63        1.3901    2   5   6         6
                67.36          3.23        1.3901    5   2   6         6
                68.53          4.01        1.3692    2   3  20         6
                71.52          1.27        1.3191    2   2  24         6
                71.78          1.23        1.3151    3   3  18         6
                72.28          1.50        1.3071    1   2  26         6
                73.11          1.31        1.2943    5   2  12         6
                73.64          3.36        1.2864    4   4   0         6
                74.58          1.14        1.2724    3   5   1         6
                74.74          2.44        1.2701    5   3   2         6
                76.63          4.12        1.2435    4   2  20         6
                77.14          1.03        1.2364    4   3  16         6
                77.39          1.82        1.2331    2   6   2         6
                77.69          1.30        1.2292    0   0  30         1
                77.83          1.51        1.2272    5   3   8         6
                78.00          1.41        1.2249    6   2   4         6
                81.04          1.52        1.1866    4   4  12         6
                81.55          1.78        1.1804    7   1   0         6
                82.35          1.86        1.1710    2   5  18         6
                82.83          1.17        1.1653    2   3  26         6
                87.54          2.51        1.1144    7   0  16         3
                88.00          2.03        1.1098    5   0  26         3
                88.07          4.76        1.1091    2   2  30         6
                88.26          1.44        1.1072    3   2  28         6
                88.79          1.06        1.1019    7   1  12         6
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.