F3 Fe
      Leblanc M, Pannetier J, Ferey G, de Pape R
      Revue de Chimie Minerale 22 (1985) 107-114
      Single crystal refinement of the structure of rhombohedral Fe F3
      _cod_database_code 1000476
      _database_code_amcsd 0015398

      CELL PARAMETERS:    5.3620   5.3620   5.3620   57.940   57.940   57.940
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    103.857
      Density (g/cm3):      3.608
      MAX. ABS. INTENSITY / VOLUME**2:      74.30181688    
      RIR:      6.706
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                23.86        100.00        3.7290    1   1   0         6
                33.46         15.42        2.6784    2   1   1         6
                34.54          8.06        2.5971    0  -1   1         6
                40.22         12.14        2.2424    2   1   0        12
                42.41          2.14        2.1312    2   0   0         6
                48.85         20.12        1.8645    2   2   0         6
                54.33         21.42        1.6886    3   2   1        12
                54.40          1.82        1.6865    0  -1   2        12
                55.80         12.31        1.6475    2  -1   1        12
                59.11          2.74        1.5630    3   3   2         6
                61.19          6.31        1.5146    3   1   0        12
                61.88          6.52        1.4994    1  -2   1         6
                72.84          2.31        1.2985    0  -2   2         6
                76.72          1.20        1.2422    2  -2   1        12
                77.90          5.92        1.2263    0  -1   3        12
                82.57          1.20        1.1685    3  -1   2        12
                88.09          1.28        1.1089    2  -2   2         6
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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.