K O4 Ru
      Silverman M, Levy H
      Journal of the American Chemical Society 76 (1954) 3317-3319
      Crystal Structure of Potassium Perruthenate, K Ru O4
      _cod_database_code 1008130
      _database_code_amcsd 0016072

      CELL PARAMETERS:    5.6090   5.6090  12.9910   90.000   90.000   90.000
      SPACE GROUP: I4_1/a    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    408.708
      Density (g/cm3):      3.318
      MAX. ABS. INTENSITY / VOLUME**2:      75.46555342    
      RIR:      7.407
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.22         38.25        5.1495    1   0   1         8
                26.00         20.63        3.4277    1   0   3         8
                26.33        100.00        3.3850    1   1   2         8
                27.46         16.72        3.2478    0   0   4         2
                31.91         17.82        2.8045    2   0   0         4
                34.84          1.83        2.5748    2   0   2         8
                35.73          3.70        2.5128    1   1   4         8
                36.48          8.72        2.4629    2   1   1         8
                41.61          2.57        2.1706    1   2   3         8
                42.59         26.06        2.1226    2   0   4         8
                45.75          8.49        1.9831    2   2   0         4
                47.86         15.55        1.9004    1   1   6         8
                49.24          1.04        1.8506    3   0   1         8
                50.58          2.83        1.8046    1   2   5         8
                50.58          3.44        1.8046    2   1   5         8
                53.56          6.91        1.7111    1   3   2         8
                53.56         14.66        1.7111    3   1   2         8
                54.19         10.48        1.6925    2   2   4         8
                59.88          2.30        1.5446    3   2   1         8
                61.06          1.41        1.5176    3   0   5         8
                62.23          2.04        1.4919    1   2   7         8
                63.55          1.67        1.4640    2   3   3         8
                66.54          6.38        1.4053    2   0   8         8
                66.70          2.42        1.4023    4   0   0         4
                68.37          7.12        1.3721    1   3   6         8
                68.37          2.59        1.3721    3   1   6         8
                73.04          3.60        1.2955    3   3   2         8
                73.57          3.40        1.2874    4   0   4         8
                75.70          3.28        1.2564    2   2   8         8
                75.86          2.28        1.2542    4   2   0         4
                75.86          2.07        1.2542    2   4   0         4
                77.28          2.88        1.2346    1   1  10         8
                82.43          2.17        1.1700    2   4   4         8
                82.43          2.10        1.1700    4   2   4         8
                86.19          1.98        1.1283    3   3   6         8
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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.