c----------------------Fe------------------------------------
    go   data/bctFe_OMEGA_ETA
c------------------------------------------------------------
c   brvtyp     a        c/a   b/a   alpha   beta   gamma
    bct      ABOHR  , ETA  ,      ,      ,       ,      ,
c------------------------------------------------------------
c   edelt    ewidth    reltyp   sdftyp   magtyp   record
    0.001     2.4       sra     gga91      mag      2nd
c------------------------------------------------------------
c   outtyp    bzqlty   maxitr   pmix
    update     8        200    0.023
c------------------------------------------------------------
c    ntyp
     1
c------------------------------------------------------------
c   type    ncmp    rmt    field   mxl  anclr   conc
    Fe       1      RMTA    0.0     2
                                          26    100
c------------------------------------------------------------
c   natm
     1
c------------------------------------------------------------
c   atmicx(in the unit of a)     atmtyp
     0         0          0        Fe
c------------------------------------------------------------