B   LATTICE,NONEQUIV.ATOMS   4  139 I4/mmm                                     
MODE OF CALC=RELA unit=bohr                                                    
  6.632939  6.632939 19.747638 90.000000 90.000000 90.000000                   
ATOM  -1: X=0.00000000 Y=0.00000000 Z=0.00000000
          MULT= 1          ISPLIT=-2
Si         NPT=  781  R0=.000100000 RMT= 1.50        Z:  14.00000              
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                     0.0000000 1.0000000 0.0000000
                     0.0000000 0.0000000 1.0000000
ATOM  -2: X=0.00000000 Y=0.00000000 Z=0.37400000
          MULT= 2          ISPLIT=-2
      -2: X=0.00000000 Y=0.00000000 Z=0.62600000
Mg         NPT=  781  R0=.000100000 RMT= 2.05        Z:  12.00000              
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                     0.0000000 1.0000000 0.0000000
                     0.0000000 0.0000000 1.0000000
ATOM  -3: X=0.00000000 Y=0.50000000 Z=0.00000000
          MULT= 2          ISPLIT= 8
      -3: X=0.50000000 Y=0.00000000 Z=0.00000000
O          NPT=  781  R0=.000100000 RMT= 1.74        Z:   8.00000              
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                     0.0000000 1.0000000 0.0000000
                     0.0000000 0.0000000 1.0000000
ATOM  -4: X=0.00000000 Y=0.00000000 Z=0.16470000
          MULT= 2          ISPLIT=-2
      -4: X=0.00000000 Y=0.00000000 Z=0.83530000
O          NPT=  781  R0=.000100000 RMT= 1.74        Z:   8.00000              
LOCAL ROT MATRIX:    1.0000000 0.0000000 0.0000000
                     0.0000000 1.0000000 0.0000000
                     0.0000000 0.0000000 1.0000000