* Lines starting with * are just comments. 
* Text after the numbers is ignored 
*IP4 earth conductivity model 
*/    100.0,    500.0,   1000.0,    900.0,  16500.0,   9000.0,  19000.0,  53000.0, 150000.0, 160000.0, 110000.0, 150000.0, 230000.0,      INF,/ ! layer thicknesses in m
*/    10.0 ,    15.0 ,    1.70 ,    20.0 ,   2801. ,    40.0 ,    265. ,    500. ,    209. ,    50.1 ,    20.0 ,    5.62 ,    1.58 ,    .891 ,/ !Resistivities in Ohm-m
13                             Number of layers from surface 

0.1000000                      Conductivity in S/m (layer 1)
1.000e+02                      Layer thickness in m (layer 1)

0.0666000                      Conductivity in S/m (layer 2)
5.000e+02                      Layer thickness in m (layer 2)

0.5882000                      Conductivity in S/m (layer 3)
1.000e+03                      Layer thickness in m (layer 3)

0.0500000                      Conductivity in S/m (layer 4)
9.000e+02                      Layer thickness in m (layer 4)

0.0003570                      Conductivity in S/m (layer 5)
1.650e+04                      Layer thickness in m (layer 5)

0.0250000                      Conductivity in S/m (layer 6)
9.000e+03                      Layer thickness in m (layer 6)

0.0037700                      Conductivity in S/m (layer 7)
1.900e+04                      Layer thickness in m (layer 7)

0.0020000                      Conductivity in S/m (layer 8)
5.300e+04                      Layer thickness in m (layer 8)

0.0047860                      Conductivity in S/m (layer 9)
1.500e+05                      Layer thickness in m (layer 9)

0.0199520                      Conductivity in S/m (layer10)
1.600e+05                      Layer thickness in m (layer10)

0.0501180                      Conductivity in S/m (layer11)
1.100e+05                      Layer thickness in m (layer11)

0.1778270                      Conductivity in S/m (layer12)
1.500e+05                      Layer thickness in m (layer12)

0.6309570                      Conductivity in S/m (layer13)
2.300e+05                      Layer thickness in m (layer13)

1.1220100                      Semi-infinite earth conductivity
