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 = 513 K
      Note: xO1 and yO1 corrected by authors
      _database_code_amcsd 0008959

      CELL PARAMETERS:    7.8520   7.8520   5.0190   90.000   90.000   90.000
      SPACE GROUP: P-42_1m   
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    309.441
      Density (g/cm3):      2.931
      MAX. ABS. INTENSITY / VOLUME**2:      19.64218736    
      RIR:      2.182
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.96          9.46        5.5522    1   1   0         4
                17.67          2.13        5.0190    0   0   1         2
                21.01          8.09        4.2289    1   0   1         8
                22.65          2.94        3.9260    2   0   0         4
                23.90         11.77        3.7232    1   1   1         4
                25.36          4.50        3.5115    2   1   0         8
                28.87         24.19        3.0923    2   0   1         8
                31.08        100.00        2.8772    2   1   1         8
                32.25          3.91        2.7761    2   2   0         4
                35.78          1.65        2.5095    0   0   2         2
                36.18         15.99        2.4830    3   1   0         8
                37.01          5.15        2.4293    2   2   1         4
                37.63          5.93        2.3904    1   0   2         8
                38.80          6.58        2.3207    3   0   1         8
                39.40          2.45        2.2868    1   1   2         4
                40.53          1.56        2.2256    3   1   1         8
                44.37         11.13        2.0417    2   1   2         8
                45.40          2.10        1.9978    3   2   1         8
                46.25          4.69        1.9630    4   0   0         4
                47.76          5.69        1.9044    4   1   0         8
                48.93          3.70        1.8616    2   2   2         4
                49.23          8.42        1.8507    3   3   0         4
                51.31          7.64        1.7805    4   1   1         8
                51.80         16.77        1.7650    3   1   2         8
                52.09          5.13        1.7558    4   2   0         8
                52.71          2.68        1.7364    3   3   1         4
                55.90          1.96        1.6448    3   2   2         8
                57.54          1.36        1.6019    1   1   3         4
                60.12          1.14        1.5391    2   0   3         8
                61.38          3.28        1.5103    2   1   3         8
                63.16          2.09        1.4722    5   1   1         8
                65.10          3.25        1.4329    2   2   3         4
                66.31          1.91        1.4096    3   0   3         8
                66.81          6.23        1.4002    5   2   1         8
                67.48          2.03        1.3881    4   4   0         4
                70.37          1.22        1.3378    4   4   1         4
                72.18          2.08        1.3087    6   0   0         4
                75.67          2.68        1.2569    4   1   3         8
                76.80          1.34        1.2411    3   3   3         4
                79.53          1.18        1.2052    6   2   1         8
                80.66          1.33        1.1912    5   4   1         8
                83.27          1.14        1.1604    6   0   2         8
                85.75          1.33        1.1330    5   1   3         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.