Melilite
      Bindi L, Bonazzi P
      Physics and Chemistry of Minerals 32 (2005) 89-96
      Incommensurate-normal phase transition in natural melilite:
      an in situ high-temperature X-ray single-crystal study
      Sample: San Venanzo, Italy; T = 359 K
      Note: xO1 and yO1 corrected by authors
      _database_code_amcsd 0008955

      CELL PARAMETERS:    7.8320   7.8320   5.0030   90.000   90.000   90.000
      SPACE GROUP: P-42_1m   
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    306.885
      Density (g/cm3):      2.956
      MAX. ABS. INTENSITY / VOLUME**2:      18.94535972    
      RIR:      2.087
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.00         10.08        5.5381    1   1   0         4
                17.73          2.23        5.0030    0   0   1         2
                21.07          8.27        4.2162    1   0   1         8
                22.71          3.21        3.9160    2   0   0         4
                23.97         12.30        3.7124    1   1   1         4
                25.43          4.61        3.5026    2   1   0         8
                28.95         23.97        3.0837    2   0   1         8
                31.17        100.00        2.8693    2   1   1         8
                32.33          3.88        2.7690    2   2   0         4
                35.90          1.58        2.5015    0   0   2         2
                36.27         15.69        2.4767    3   1   0         8
                37.11          5.04        2.4227    2   2   1         4
                37.75          5.80        2.3829    1   0   2         8
                38.91          6.28        2.3145    3   0   1         8
                39.53          2.39        2.2797    1   1   2         4
                40.65          1.43        2.2196    3   1   1         8
                44.51         11.01        2.0356    2   1   2         8
                45.52          1.94        1.9925    3   2   1         8
                46.37          4.49        1.9580    4   0   0         4
                47.89          5.35        1.8995    4   1   0         8
                49.08          3.37        1.8562    2   2   2         4
                49.37          7.84        1.8460    3   3   0         4
                51.46          7.14        1.7758    4   1   1         8
                51.96         15.13        1.7600    3   1   2         8
                52.23          4.77        1.7513    4   2   0         8
                52.86          2.54        1.7319    3   3   1         4
                56.07          1.72        1.6401    3   2   2         8
                57.73          1.23        1.5968    1   1   3         4
                60.32          1.02        1.5343    2   0   3         8
                61.59          2.82        1.5057    2   1   3         8
                63.34          1.77        1.4683    5   1   1         8
                65.32          2.79        1.4286    2   2   3         4
                66.53          1.59        1.4054    3   0   3         8
                67.01          5.30        1.3966    5   2   1         8
                67.67          1.69        1.3845    4   4   0         4
                72.40          1.71        1.3053    6   0   0         4
                75.93          2.20        1.2532    4   1   3         8
                77.07          1.09        1.2375    3   3   3         4
                80.91          1.06        1.1882    5   4   1         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.