$cell vectors
1.0
  6.0259971645152861    0.0000000000000000    0.0000000000000000
  0.0000000000000000    6.0259971645152861    0.0000000000000000
  0.0000000000000000    0.0000000000000000    6.0259971645152861
 6 2 8
Direct
  0.2500000000000003    0.0000000000000000    0.5000000000000006 # Ag1
  0.5000000000000006    0.2500000000000003    0.0000000000000000 # Ag2
  0.7499999999999998    0.0000000000000000    0.5000000000000006 # Ag3
  0.5000000000000006    0.7499999999999998    0.0000000000000000 # Ag4
  0.0000000000000000    0.5000000000000006    0.7499999999999998 # Ag5
  0.0000000000000000    0.5000000000000006    0.2500000000000003 # Ag6
  0.0000000000000000    0.0000000000000000    0.0000000000000000 # P1
  0.5000000000000006    0.5000000000000006    0.5000000000000006 # P2
  0.1485999999999999    0.1485999999999999    0.1485999999999999 # O1
  0.6486000000000003    0.3513999999999997    0.3513999999999997 # O2
  0.8514000000000002    0.8514000000000002    0.1485999999999999 # O3
  0.3513999999999997    0.6486000000000003    0.3513999999999997 # O4
  0.1485999999999999    0.8514000000000002    0.8514000000000002 # O5
  0.3513999999999997    0.3513999999999997    0.6486000000000003 # O6
  0.8514000000000002    0.1485999999999999    0.8514000000000002 # O7
  0.6486000000000003    0.6486000000000003    0.6486000000000003 # O8