      108
surface structure 
O            0.00000000        0.00000000        4.21100000
O            0.00000000        4.21100000        4.21100000
O            0.00000000        8.42200000        4.21100000
O            4.21100000        0.00000000        4.21100000
O            4.21100000        4.21100000        4.21100000
O            4.21100000        8.42200000        4.21100000
O            8.42200000        0.00000000        4.21100000
O            8.42200000        4.21100000        4.21100000
O            8.42200000        8.42200000        4.21100000
O            2.10550000        2.10550000        4.21100000
O            2.10550000        6.31650000        4.21100000
O            2.10550000       10.52750000        4.21100000
O            6.31650000        2.10550000        4.21100000
O            6.31650000        6.31650000        4.21100000
O            6.31650000       10.52750000        4.21100000
O           10.52750000        2.10550000        4.21100000
O           10.52750000        6.31650000        4.21100000
O           10.52750000       10.52750000        4.21100000
Mg           2.10550000        0.00000000        4.21100000
Mg           2.10550000        4.21100000        4.21100000
Mg           2.10550000        8.42200000        4.21100000
Mg           6.31650000        0.00000000        4.21100000
Mg           6.31650000        4.21100000        4.21100000
Mg           6.31650000        8.42200000        4.21100000
Mg          10.52750000        0.00000000        4.21100000
Mg          10.52750000        4.21100000        4.21100000
Mg          10.52750000        8.42200000        4.21100000
Mg           0.00000000        2.10550000        4.21100000
Mg           0.00000000        6.31650000        4.21100000
Mg           0.00000000       10.52750000        4.21100000
Mg           4.21100000        2.10550000        4.21100000
Mg           4.21100000        6.31650000        4.21100000
Mg           4.21100000       10.52750000        4.21100000
Mg           8.42200000        2.10550000        4.21100000
Mg           8.42200000        6.31650000        4.21100000
Mg           8.42200000       10.52750000        4.21100000
O            0.00000000        2.10550000        2.10550000
O            0.00000000        6.31650000        2.10550000
O            0.00000000       10.52750000        2.10550000
O            4.21100000        2.10550000        2.10550000
O            4.21100000        6.31650000        2.10550000
O            4.21100000       10.52750000        2.10550000
O            8.42200000        2.10550000        2.10550000
O            8.42200000        6.31650000        2.10550000
O            8.42200000       10.52750000        2.10550000
O            2.10550000        0.00000000        2.10550000
O            2.10550000        4.21100000        2.10550000
O            2.10550000        8.42200000        2.10550000
O            6.31650000        0.00000000        2.10550000
O            6.31650000        4.21100000        2.10550000
O            6.31650000        8.42200000        2.10550000
O           10.52750000        0.00000000        2.10550000
O           10.52750000        4.21100000        2.10550000
O           10.52750000        8.42200000        2.10550000
Mg           2.10550000        2.10550000        2.10550000
Mg           2.10550000        6.31650000        2.10550000
Mg           2.10550000       10.52750000        2.10550000
Mg           6.31650000        2.10550000        2.10550000
Mg           6.31650000        6.31650000        2.10550000
Mg           6.31650000       10.52750000        2.10550000
Mg          10.52750000        2.10550000        2.10550000
Mg          10.52750000        6.31650000        2.10550000
Mg          10.52750000       10.52750000        2.10550000
Mg           0.00000000        0.00000000        2.10550000
Mg           0.00000000        4.21100000        2.10550000
Mg           0.00000000        8.42200000        2.10550000
Mg           4.21100000        0.00000000        2.10550000
Mg           4.21100000        4.21100000        2.10550000
Mg           4.21100000        8.42200000        2.10550000
Mg           8.42200000        0.00000000        2.10550000
Mg           8.42200000        4.21100000        2.10550000
Mg           8.42200000        8.42200000        2.10550000
O            0.00000000        0.00000000        0.00000000
O            0.00000000        4.21100000        0.00000000
O            0.00000000        8.42200000        0.00000000
O            4.21100000        0.00000000        0.00000000
O            4.21100000        4.21100000        0.00000000
O            4.21100000        8.42200000        0.00000000
O            8.42200000        0.00000000        0.00000000
O            8.42200000        4.21100000        0.00000000
O            8.42200000        8.42200000        0.00000000
O            2.10550000        2.10550000        0.00000000
O            2.10550000        6.31650000        0.00000000
O            2.10550000       10.52750000        0.00000000
O            6.31650000        2.10550000        0.00000000
O            6.31650000        6.31650000        0.00000000
O            6.31650000       10.52750000        0.00000000
O           10.52750000        2.10550000        0.00000000
O           10.52750000        6.31650000        0.00000000
O           10.52750000       10.52750000        0.00000000
Mg           2.10550000        0.00000000        0.00000000
Mg           2.10550000        4.21100000        0.00000000
Mg           2.10550000        8.42200000        0.00000000
Mg           6.31650000        0.00000000        0.00000000
Mg           6.31650000        4.21100000        0.00000000
Mg           6.31650000        8.42200000        0.00000000
Mg          10.52750000        0.00000000        0.00000000
Mg          10.52750000        4.21100000        0.00000000
Mg          10.52750000        8.42200000        0.00000000
Mg           0.00000000        2.10550000        0.00000000
Mg           0.00000000        6.31650000        0.00000000
Mg           0.00000000       10.52750000        0.00000000
Mg           4.21100000        2.10550000        0.00000000
Mg           4.21100000        6.31650000        0.00000000
Mg           4.21100000       10.52750000        0.00000000
Mg           8.42200000        2.10550000        0.00000000
Mg           8.42200000        6.31650000        0.00000000
Mg           8.42200000       10.52750000        0.00000000
