&control
  outdir = 'tmp/',
/
&system
  ibrav= 5,
  a=15.318, cosab=-0.4656,  space_group = 148,
  rhombohedral=.false.
  nat=  9, ntyp= 4,
  ! following data for testing only
  ecutwfc =15.0
/
&electrons
  mixing_mode='plain'
  diagonalization='david'
  mixing_beta = 0.01   ! too small
  conv_thr= 1.0e-4     ! too large
  electron_maxstep=500 ! too many
/
ATOMIC_SPECIES
Zn 65.409 Zn.pbe-van.UPF
C 12.010  C.pbe-van_ak.UPF
O 16.00   O.pbe-van_ak.UPF
H 1.00    H.pbe-van_ak.UPF
ATOMIC_POSITIONS crystal_sg
C   7.127430447398E-02 -2.455696438145E-01  7.991093030472E-02
C   1.197468901477E-01 -2.066445045066E-01  2.152449225957E-01
C   2.117353032357E-01 -1.117780631842E-01  2.553368090727E-01
C   1.646071563067E-01 -1.528403540257E-01  1.440875844425E-01
H   1.629458066146E-01 -1.419696182443E-01 -4.760745519579E-03
Zn  -1.943259345214E-02  2.834354147594E-01  3.060064447988E-01
O   7.229455751443E-02 -2.290060932141E-01 -9.085450716092E-02
O   3.018234203718E-02 -2.947952345384E-01  1.422041978763E-01
O   2.519030126218E-01 -6.097111538485E-02  1.721974260943E-01
K_POINTS gamma
