$cell vectors
1.0
  4.1699980378408146    0.0000000000000000    0.0000000000000000
  0.0000000000000000    4.1699980378408146    0.0000000000000000
  0.0000000000000000    0.0000000000000000   10.8799948805055333
 2 4 4
Direct
  0.0000000000000000    0.0000000000000000    0.0000000000000000 # Ca1
  0.5000000000000006    0.5000000000000006    0.4999999999999997 # Ca2
  0.0000000000000000    0.5000000000000006    0.2499999999999998 # Mn1
  0.5000000000000006    0.0000000000000000    0.7499999999999996 # Mn2
  0.0000000000000000    0.5000000000000006    0.7499999999999996 # Mn3
  0.4999999999999993    0.0000000000000000    0.2499999999999998 # Mn4
  0.0000000000000000    0.0000000000000000    0.3809999999999999 # Ge1
  0.5000000000000006    0.5000000000000006    0.8810000000000000 # Ge2
  0.0000000000000000    0.0000000000000000    0.6190000000000000 # Ge3
  0.4999999999999993    0.4999999999999993    0.1189999999999998 # Ge4
