      108
surface structure 
O            0.00000000        0.00000000        4.21041000
O            0.00000000        4.21041000        4.21041000
O            0.00000000        8.42082000        4.21041000
O            4.21041000        0.00000000        4.21041000
O            4.21041000        4.21041000        4.21041000
O            4.21041000        8.42082000        4.21041000
O            8.42082000        0.00000000        4.21041000
O            8.42082000        4.21041000        4.21041000
O            8.42082000        8.42082000        4.21041000
Mg           2.10520500        0.00000000        4.21041000
Mg           2.10520500        4.21041000        4.21041000
Mg           2.10520500        8.42082000        4.21041000
Mg           6.31561500        0.00000000        4.21041000
Mg           6.31561500        4.21041000        4.21041000
Mg           6.31561500        8.42082000        4.21041000
Mg          10.52602500        0.00000000        4.21041000
Mg          10.52602500        4.21041000        4.21041000
Mg          10.52602500        8.42082000        4.21041000
Mg           0.00000000        2.10520500        4.21041000
Mg           0.00000000        6.31561500        4.21041000
Mg           0.00000000       10.52602500        4.21041000
Mg           4.21041000        2.10520500        4.21041000
Mg           4.21041000        6.31561500        4.21041000
Mg           4.21041000       10.52602500        4.21041000
Mg           8.42082000        2.10520500        4.21041000
Mg           8.42082000        6.31561500        4.21041000
Mg           8.42082000       10.52602500        4.21041000
O            2.10520500        2.10520500        4.21041000
O            2.10520500        6.31561500        4.21041000
O            2.10520500       10.52602500        4.21041000
O            6.31561500        2.10520500        4.21041000
O            6.31561500        6.31561500        4.21041000
O            6.31561500       10.52602500        4.21041000
O           10.52602500        2.10520500        4.21041000
O           10.52602500        6.31561500        4.21041000
O           10.52602500       10.52602500        4.21041000
O            0.00000000        2.10520500        2.10520500
O            0.00000000        6.31561500        2.10520500
O            0.00000000       10.52602500        2.10520500
O            4.21041000        2.10520500        2.10520500
O            4.21041000        6.31561500        2.10520500
O            4.21041000       10.52602500        2.10520500
O            8.42082000        2.10520500        2.10520500
O            8.42082000        6.31561500        2.10520500
O            8.42082000       10.52602500        2.10520500
O            2.10520500        0.00000000        2.10520500
O            2.10520500        4.21041000        2.10520500
O            2.10520500        8.42082000        2.10520500
O            6.31561500        0.00000000        2.10520500
O            6.31561500        4.21041000        2.10520500
O            6.31561500        8.42082000        2.10520500
O           10.52602500        0.00000000        2.10520500
O           10.52602500        4.21041000        2.10520500
O           10.52602500        8.42082000        2.10520500
Mg           2.10520500        2.10520500        2.10520500
Mg           2.10520500        6.31561500        2.10520500
Mg           2.10520500       10.52602500        2.10520500
Mg           6.31561500        2.10520500        2.10520500
Mg           6.31561500        6.31561500        2.10520500
Mg           6.31561500       10.52602500        2.10520500
Mg          10.52602500        2.10520500        2.10520500
Mg          10.52602500        6.31561500        2.10520500
Mg          10.52602500       10.52602500        2.10520500
Mg           0.00000000        0.00000000        2.10520500
Mg           0.00000000        4.21041000        2.10520500
Mg           0.00000000        8.42082000        2.10520500
Mg           4.21041000        0.00000000        2.10520500
Mg           4.21041000        4.21041000        2.10520500
Mg           4.21041000        8.42082000        2.10520500
Mg           8.42082000        0.00000000        2.10520500
Mg           8.42082000        4.21041000        2.10520500
Mg           8.42082000        8.42082000        2.10520500
O            2.10520500        2.10520500        0.00000000
O            2.10520500        6.31561500        0.00000000
O            2.10520500       10.52602500        0.00000000
O            6.31561500        2.10520500        0.00000000
O            6.31561500        6.31561500        0.00000000
O            6.31561500       10.52602500        0.00000000
O           10.52602500        2.10520500        0.00000000
O           10.52602500        6.31561500        0.00000000
O           10.52602500       10.52602500        0.00000000
O            0.00000000        0.00000000        0.00000000
O            0.00000000        4.21041000        0.00000000
O            0.00000000        8.42082000        0.00000000
O            4.21041000        0.00000000        0.00000000
O            4.21041000        4.21041000        0.00000000
O            4.21041000        8.42082000        0.00000000
O            8.42082000        0.00000000        0.00000000
O            8.42082000        4.21041000        0.00000000
O            8.42082000        8.42082000        0.00000000
Mg           2.10520500        0.00000000        0.00000000
Mg           2.10520500        4.21041000        0.00000000
Mg           2.10520500        8.42082000        0.00000000
Mg           6.31561500        0.00000000        0.00000000
Mg           6.31561500        4.21041000        0.00000000
Mg           6.31561500        8.42082000        0.00000000
Mg          10.52602500        0.00000000        0.00000000
Mg          10.52602500        4.21041000        0.00000000
Mg          10.52602500        8.42082000        0.00000000
Mg           0.00000000        2.10520500        0.00000000
Mg           0.00000000        6.31561500        0.00000000
Mg           0.00000000       10.52602500        0.00000000
Mg           4.21041000        2.10520500        0.00000000
Mg           4.21041000        6.31561500        0.00000000
Mg           4.21041000       10.52602500        0.00000000
Mg           8.42082000        2.10520500        0.00000000
Mg           8.42082000        6.31561500        0.00000000
Mg           8.42082000       10.52602500        0.00000000
