COL  ICSD Collection Code 31018
 DATE Recorded Jan 1, 1980
 NAME Iron carbide (7/3)
 FORM Fe7 C3
      = C3 Fe7
 TITL Etude structurale des carbures de manganese
 REF  Annales de Chimie (Paris) (Vol=Year)
      ANCPA 1967 (1967) 353-366
 AUT  Bouchard J P
 CELL a=4.537 b=6.892 c=11.913 à=90.0 á=90.0 ç=90.0
      V=372.5 Z=4
 SGR  P n m a       (62) - orthorhombic
 CLAS mmm   (Hermann-Mauguin) - D2h (Schoenflies)
 PRS  oP40
 ANX  N3O7
 PARM Atom__No OxStat  Wyck -----X----- -----Y----- -----Z-----  -SOF-
      Fe     1  0.000    8d  1/4         0.07        0.02
      Fe     2  0.000    8d  0.          0.07        0.81
      Fe     3  0.000    4c  0.24        1/4         0.2
      Fe     4  0.000    4c  1/4         1/4         0.42
      Fe     5  0.000    4c  0.          1/4         0.63
      C      1  0.000    8d  0.11        0.03        0.35
      C      2  0.000    4c  0.38        1/4         0.57
 WYCK d3 c4
 REM  XDP (X-ray diffraction from a powder)
 TEST No R value given in the paper. (Code 51)
 TEST At least one temperature factor missing in the paper. (Code 53)