Zircon
      Finch R J, Hanchar J M, Hoskin P W O, Burns P C
      American Mineralogist 86 (2001) 681-689
      Rare-earth elements in synthetic zircon: Part 2. A single-crystal
      X-ray study of xenotime substitution
      Sample: Dy (12)
      _database_code_amcsd 0002645

      CELL PARAMETERS:    6.6175   6.6175   5.9890   90.000   90.000   90.000
      SPACE GROUP: I4_1/amd  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    262.266
      Density (g/cm3):      4.642
      MAX. ABS. INTENSITY / VOLUME**2:      71.75868300    
      RIR:      5.034
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.00         42.35        4.4405    1   0   1         8
                26.95        100.00        3.3087    2   0   0         4
                33.78          6.93        2.6532    2   1   1        16
                35.59         56.46        2.5222    1   1   2         8
                38.48         12.16        2.3396    2   2   0         4
                40.64          6.18        2.2202    2   0   2         8
                43.73         19.46        2.0699    3   0   1         8
                47.58         12.73        1.9113    1   0   3         8
                52.12         13.00        1.7548    3   2   1        16
                53.42         50.30        1.7153    3   1   2        16
                55.53          2.93        1.6550    2   1   3        16
                55.55         13.91        1.6544    4   0   0         4
                59.64          2.18        1.5503    4   1   1        16
                61.98          2.69        1.4972    0   0   4         2
                62.78          2.45        1.4802    3   0   3         8
                62.80          8.58        1.4797    4   2   0         8
                67.74         15.15        1.3833    3   3   2         8
                68.83          8.86        1.3641    2   0   4         8
                73.24          4.24        1.2923    4   3   1        16
                75.37          7.53        1.2611    2   2   4         8
                76.09          1.93        1.2509    4   1   3        16
                80.69          7.76        1.1908    5   1   2        16
                82.45          2.42        1.1698    4   4   0         4
                87.95          1.91        1.1103    2   1   5        16
                87.97          4.06        1.1101    4   0   4         8
                88.67          1.54        1.1031    5   0   3         8
                88.69          3.84        1.1029    6   0   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.