Khatyrkite
      Meetsma A, de Boer J L, van Smaalen S
      Journal of Solid State Chemistry 83 (1989) 370-372
      Refinement of the crystal structure of tetragonal Al2Cu
      Locality: synthetic
      _database_code_amcsd 0013668

      CELL PARAMETERS:    6.0670   6.0670   4.8770   90.000   90.000   90.000
      SPACE GROUP: I4/mcm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    179.515
      Density (g/cm3):      4.347
      MAX. ABS. INTENSITY / VOLUME**2:      46.64823342    
      RIR:      3.494
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.70        100.00        4.2900    1   1   0         4
                29.44         33.40        3.0335    2   0   0         4
                37.95         48.81        2.3710    2   1   1        16
                42.13         32.29        2.1450    2   2   0         4
                42.65         74.13        2.1200    1   1   2         8
                47.38         70.23        1.9186    3   1   0         8
                47.86         58.36        1.9006    2   0   2         8
                57.20         14.09        1.6106    2   2   2         8
                61.10          1.64        1.5167    4   0   0         4
                61.50          9.57        1.5078    3   1   2        16
                66.36          5.16        1.4087    4   1   1        16
                67.12          7.60        1.3945    2   1   3        16
                69.26         13.78        1.3566    4   2   0         8
                73.54         17.78        1.2879    4   0   2         8
                77.36         20.00        1.2335    3   3   2         8
                78.44          4.89        1.2192    0   0   4         2
                80.77          4.40        1.1898    5   1   0         8
                81.13          6.71        1.1855    4   2   2        16
                82.19          3.06        1.1728    1   1   4         8
                85.91          2.12        1.1313    2   0   4         8
                89.22          4.09        1.0977    5   2   1        16
                89.93          1.96        1.0909    4   1   3        16
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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.