 |
 |
Magnetometric and Magnetometric-gradiometric |
 |
VLF, with or without magnetometric |
 |
Induced polarization |
 |
Resistivity |
 |
HEM-MaxMin |
 |
Deep E. M |
 |
Pulse E. M. surface and in D. D. H. : Crone and Geonics methods |
 |
Refraction seismic |
 |
Reflection seismic |
 |
Gravity - nanogravity |
 |
Radiometric |
 |
Beep Mat |
|
 |
 |