Ravatite
      Petricek V, Cisarova I, Hummel L, Kroupa J, Brezina B
      Acta Crystallographica B46 (1990) 830-832
      Oriental disorder in phenanthrene. Structure determination at 248, 295, 339
      and 344 K
      Locality: synthetic
      _database_code_amcsd 0009843

      CELL PARAMETERS:    8.4410   6.1400   9.4380   90.000   97.960   90.000
      SPACE GROUP: P2_1      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    484.437
      Density (g/cm3):      1.153
      MAX. ABS. INTENSITY / VOLUME**2:      3.824458276    
      RIR:      1.080
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.46        100.00        9.3471    0   0   1         2
                15.17          1.83        5.8421    1   0   1         2
                17.92         99.31        4.9486    1   1   0         2
                18.99          7.10        4.6735    0   0   2         2
                19.60         36.35        4.5297   -1   1   1         2
                20.45          4.93        4.3436   -1   0   2         2
                20.99         13.31        4.2324    1   1   1         2
                21.26         12.04        4.1798    2   0   0         2
                22.06         59.67        4.0293   -2   0   1         2
                24.50          3.38        3.6328    2   0   1         2
                25.11          5.38        3.5460   -1   1   2         2
                25.78         18.28        3.4552    2   1   0         2
                26.46         48.07        3.3687   -2   1   1         2
                28.55          1.71        3.1266    2   1   1         2
                29.09          1.45        3.0700    0   2   0         1
                30.65          1.97        2.9167    0   2   1         2
                32.96          1.25        2.7176    1   2   1         2
                34.97          2.61        2.5659    0   2   2         2
                35.47          7.98        2.5309   -3   1   1         2
                35.82          1.50        2.5070   -1   2   2         2
                36.56          1.08        2.4580   -2   1   3         2
                38.39          1.04        2.3448    2   2   1         2
                38.53          1.54        2.3368    0   0   4         2
                41.66          1.21        2.1678   -1   2   3         2
                43.04          1.02        2.1016   -3   1   3         2
                43.96          1.97        2.0598   -3   2   1         2
                44.20          1.39        2.0492    1   1   4         2
                45.61          1.46        1.9891   -4   1   1         2
                46.01          1.37        1.9727    3   2   1         2
                47.11          1.25        1.9291    2   0   4         2
                47.50          1.69        1.9142   -4   1   2         2
                50.48          1.82        1.8080    1   3   2         2
                52.77          1.08        1.7347   -4   2   1         2
                54.48          1.15        1.6844   -4   2   2         2
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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.