k-points
  7
rec  
    0.00000000    0.00000000    0.00000000     1.0
    0.25000000    0.25000000    0.25000000     1.0
   -0.25000000   -0.25000000   -0.25000000     1.0
    0.50000000    0.50000000    0.50000000     1.0
    0.00000000    0.50000000    0.00000000     1.0
    0.50000000    0.00000000    0.00000000     1.0
    0.00000000    0.00000000    0.50000000     1.0
