Ganophyllite
      Noe D C, Veblen D R
      American Mineralogist 84 (1999) 1088-1098
      Incommensurate modulation and the crystal structure of ganophyllite
      _database_code_amcsd 0002250

      CELL PARAMETERS:    5.5500  13.5390  25.1340   90.000   93.928   90.000
      SPACE GROUP: I2/a      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1884.169
      Density (g/cm3):      2.618
      MAX. ABS. INTENSITY / VOLUME**2:      60.48976209    
      RIR:      7.523
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 7.05        100.00       12.5375    0   0   2         2
                 7.42          8.53       11.9133    0   1   1         4
                14.13          1.04        6.2687    0   0   4         2
                17.30          2.03        5.1249    1   1   0         4
                21.26          3.15        4.1792    0   0   6         2
                22.39          3.23        3.9711    0   3   3         4
                22.81          1.29        3.8986   -1   2   3         4
                23.83          1.34        3.7342    1   2   3         4
                25.73          2.33        3.4630    0   1   7         4
                28.48          4.20        3.1344    0   0   8         2
                31.30          4.74        2.8574    1   4   1         4
                31.90          1.31        2.8057    0   3   7         4
                32.64          2.85        2.7432   -2   0   2         2
                33.18          9.75        2.7000    1   4   3         4
                34.51          4.40        2.5992   -2   0   4         2
                36.45          5.25        2.4648    1   4   5         4
                37.73          2.74        2.3844   -2   0   6         2
                39.37          1.46        2.2886   -1   4   7         4
                40.29          1.11        2.2385    2   0   6         2
                40.83          2.71        2.2100    1   4   7         4
                44.36          1.35        2.0419   -1   4   9         4
                46.07          1.16        1.9702    1   4   9         4
                51.99          1.19        1.7590    1   4  11         4
                54.20          1.17        1.6924    0   8   0         2
                54.73          1.46        1.6772    0   8   2         4
                56.71          2.85        1.6233   -3   4   1         4
                57.19          1.25        1.6108    3   4   1         4
                57.26          1.22        1.6090   -3   4   3         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.