* 2D_to_3D file
*   This data file is necessary when GEOMETRY(12)=4
*  NO_LAYERS *  NO_BASE_MAT_IDS * NO_LAYERS_DATA * NO_Z_DATA * COORD_ID * NO_SURFACES * EX_DIREC *
    62             7                 10              5           0          13               0
*  LAYER NO * Z_COORDINATE * DIVISION RATIO *  (NO_Z_DATA+1 data)
     1            -0.555           -1.122
    21             -0.055           1.0
    22             -0.05            1.0
    42              0.05            1.0
    43              0.055           1.122
    63              0.555 
*  When NO_LAYER_DATA =0
*  Z_COODINATES  (NO_LAYERS+1 data)
*    0.0
*    1.0
*  LAYER NO  * Z_COORDINATE * DIVISION_RATIO * 
*  BASE_MAT_IDS *  (NO_BASE_MAT_IDS data)
                       1    2    3    4  5  6   11
*  LAYER_FROM * TO *  MAT_IDS * (NO_LAYERES_DATA data)
           1    20    12   12   0    0   0  0   12
          21    21    12   12   3    4   5  6   12
          22    23    21   12   3    4   5  6   12
          24    25    22   12   3    4   5  6   12
          26    27    23   12   3    4   5  6   12
          28    29    24   12   3    4   5  6   12 
          30    31    25   12   3    4   5  6   12
          32    41    11   12   3    4   5  6   12
          42    42    12   12   3    4   5  6   12
          43    62    12   12   0    0   0  0   12
*  BASE_MAT_ID * MAT_ID * LAYER_POSITION * (NO_SURFACE data )
      1          26          33                               
      1          27          35                               
      1          28          37                               
      1          29          39                               
      1          30          41
      1          31          24
      1          32          26
      1          33          28
      1          34          30
     11          31          24
     11          32          26
     11          33          28
     11          34          30