Powellite
      Hazen R M, Finger L W, Mariathasan J W E
      Journal of Physics and Chemistry of Solids 46 (1985) 253-263
      High-pressure crystal chemistry of scheelite-type tungstates and molybdates
      Note: P = 4.19 GPa
      _database_code_amcsd 0013211

      CELL PARAMETERS:    5.1515   5.1515  11.1930   90.000   90.000   90.000
      SPACE GROUP: I4_1/a    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    297.039
      Density (g/cm3):      4.472
      MAX. ABS. INTENSITY / VOLUME**2:      102.9509399    
      RIR:      7.496
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.96         29.98        4.6797    1   0   1         8
                29.25        100.00        3.0529    1   1   2         8
                29.56         13.08        3.0217    1   0   3         8
                31.98         10.38        2.7982    0   0   4         2
                34.83         14.02        2.5758    2   0   0         4
                39.95          8.46        2.2565    2   1   1         8
                40.66          3.67        2.2191    1   1   4         8
                46.32          3.48        1.9602    1   2   3         8
                48.01         30.47        1.8951    2   0   4         8
                50.08         13.02        1.8213    2   2   0         4
                55.33         13.95        1.6604    1   1   6         8
                57.39          1.60        1.6055    2   1   5         8
                57.39          2.67        1.6055    1   2   5         8
                59.06         13.42        1.5641    3   1   2         8
                59.06          9.11        1.5641    1   3   2         8
                60.67          8.84        1.5265    2   2   4         8
                65.91          2.17        1.4173    3   2   1         8
                66.87          1.38        1.3991    0   0   8         2
                68.92          1.58        1.3625    3   0   5         8
                70.59          1.87        1.3343    2   3   3         8
                71.87          1.10        1.3136    1   2   7         8
                73.54          2.96        1.2879    4   0   0         4
                77.66          5.43        1.2295    2   0   8         8
                77.85          6.45        1.2270    1   3   6         8
                77.85          3.21        1.2270    3   1   6         8
                81.03          4.18        1.1866    3   3   2         8
                82.44          3.71        1.1699    4   0   4         8
                84.02          2.04        1.1519    2   4   0         4
                84.02          2.13        1.1519    4   2   0         4
                88.02          3.03        1.1095    2   2   8         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.