Andradite
Diffraction data computed using the structure from the paper listed below, 
along with the cell parameters refined from the powder pattern of R060358
      Hazen R M, Finger L W
      American Mineralogist 74 (1989) 352-359
      High-pressure crystal chemistry of andradite and pyrope: Revised procedures for
      high-pressure diffraction experiments
      sample in air

      CELL PARAMETERS:  12.0587 12.0587 12.0587   90.000   90.000   90.000
      SPACE GROUP: Ia-3d     

           ATOM        X         Y         Z     OCCUPANCY  ISO(B)
            Si     0.37500   0.00000   0.25000     1.000     0.540
            Fe     0.00000   0.00000   0.00000     1.000     0.570
            Ca     0.12500   0.00000   0.25000     1.000     0.660
            O      0.03950   0.04880   0.65560     1.000     0.600

            X-RAY WAVELENGTH:     1.541838
            BOUNDS ON TWO THETA:    5.0  90.0
            LIMITS IMPOSED ON THE INDICES ARE:  +/- 11 +/- 11 +/- 11
            MAX. ABS. INTENSITY / VOLUME**2:      23.12842630    
            The INTENSITY cut off value is   1.00

               2-THETA      INTENSITY    D-SPACING   H   K   L
                20.84         24.81        4.2634    2   2   0
                29.63         75.77        3.0147    4   0   0
                33.23        100.00        2.6964    4   2   0
                34.90          9.22        2.5709    3   3   2
                36.50         76.93        2.4615    4   2   2
                38.05         15.42        2.3649    4   3   1
                40.99         13.48        2.2016    5   2   1
                46.42         11.27        1.9562    5   3   2
                46.42         11.47        1.9562    6   1   1
                47.70         15.27        1.9066    6   2   0
                52.58          5.70        1.7405    4   4   4
                54.90         27.65        1.6722    6   4   0
                57.16         86.80        1.6114    6   4   2
                61.52         13.13        1.5073    8   0   0
                62.58          1.75        1.4843    7   4   1
                65.70          2.80        1.4211    8   2   2
                69.75         18.42        1.3482    8   4   0
                71.74         16.38        1.3157    8   4   2
                73.70         13.30        1.2855    6   6   4
                74.67          1.05        1.2711    7   5   4
                74.67          1.04        1.2711    8   5   1
                77.57          1.48        1.2307    8   4   4
                78.53          1.68        1.2181    8   5   3
                78.53          1.77        1.2181    9   4   1
                87.03          8.51        1.1196    8   6   4
                87.03          5.25        1.1196   10   4   0
                88.91         18.89        1.1008   10   4   2
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.