Li.7Fe.375Sn.54O2
      Lacorre P, Hervieu M, Pannetier J, Choisnet J, Raveau B
      Journal of Solid State Chemistry 50 (1983) 196-203
      Neutron diffraction study of Li1+x (Li2x/3 Fe1-x Sn1+x/3) O4, a
      nonstoichiometric ramsdellite and its transition to a double hexagonal
      close packed structure for x = 0
      _cod_database_code 1000433
      _database_code_amcsd 0013516

      CELL PARAMETERS:    3.0740   5.1160   9.8810   90.000   90.000   90.000
      SPACE GROUP: Pmcn      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    155.394
      Density (g/cm3):      5.222
      MAX. ABS. INTENSITY / VOLUME**2:      88.15631244    
      RIR:      5.496
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.95          2.31        4.9405    0   0   2         2
                19.54        100.00        4.5432    0   1   1         4
                25.06          6.41        3.5539    0   1   2         4
                32.33         41.50        2.7694    0   1   3         4
                34.02          2.19        2.6349    1   1   0         4
                34.36         34.86        2.6100    1   0   2         4
                35.08         10.72        2.5580    0   2   0         2
                35.25         38.79        2.5460    1   1   1         8
                36.28          1.30        2.4764    0   2   1         4
                36.37         10.13        2.4702    0   0   4         2
                38.73          7.94        2.3249    1   1   2         8
                39.68          1.26        2.2716    0   2   2         4
                44.01         18.81        2.0575    1   1   3         8
                44.86          4.55        2.0203    0   2   3         4
                47.13          1.36        1.9285    1   2   1         8
                47.20          2.48        1.9256    1   0   4         4
                49.44          1.65        1.8434    0   1   5         4
                49.92         30.14        1.8269    1   2   2         8
                50.65          1.11        1.8021    1   1   4         8
                51.42         15.56        1.7769    0   2   4         4
                54.34          5.01        1.6883    1   2   3         8
                54.61          2.04        1.6805    0   3   1         4
                57.14          2.50        1.6120    0   3   2         4
                58.37         17.28        1.5810    1   1   5         8
                59.07          1.46        1.5639    0   2   5         4
                60.21          7.55        1.5370    2   0   0         2
                61.20          3.77        1.5144    0   3   3         4
                62.26          4.38        1.4912    1   3   0         4
                63.04          8.47        1.4745    1   3   1         8
                63.94          5.79        1.4559    2   1   1         8
                64.16          9.11        1.4516    1   0   6         4
                69.02          4.23        1.3607    0   1   7         4
                69.15          1.26        1.3585    1   3   3         8
                70.01          6.72        1.3439    2   1   3         8
                71.63          2.45        1.3175    2   2   0         4
                72.42          2.51        1.3050    2   0   4         4
                74.29          1.97        1.2766    1   3   4         8
                74.86          1.70        1.2684    0   4   1         4
                75.27          3.45        1.2625    1   2   6         8
                77.24          1.31        1.2351    0   0   8         2
                78.13          1.11        1.2232    2   2   3         8
                80.73          1.88        1.1904    1   3   5         8
                81.20          1.32        1.1846    0   3   6         4
                82.22          1.77        1.1725    1   4   1         8
                83.08          5.65        1.1625    2   2   4         8
                84.32          2.33        1.1485    1   4   2         8
                85.49          1.07        1.1358    0   4   4         4
                87.74          1.25        1.1124    2   3   2         8
                87.75          1.35        1.1123    0   2   8         4
                87.82          1.27        1.1116    1   4   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.