Since 1960, our company has performed 793 geophyisical surveys, from which:

313 mineral deposits surveyed in Perú, Chile, Colombia, Brasil, Bolivia and Ecuador. 108 of them of the porphyry-type.

103 groundwater aquifers in Perú, Chile, Ecuador and El Salvador.

167 engineering projects in Perú, Ecuador, Chile, Guatemala and El Salvador. 2 archeological investigations.

Up until January 2008, we have completed the following amount of geophysical work:

18791 Induced Polarization / Resistivity vertical soundings

5755.66 kilometers of Induced Polarization constant-spacing profiles

5263.37 kilometers of Electrical Resistivity constant-spacing profiles

4587.52 kilometers of Self-Potential (SP) profiles

5365.81 kilometers of ground Magnetometer profiles

3688  Gravity stations

966.60 kilometers of Seismic Refraction profiles

210 MASW stations

538.65 kilometers of Electromagnetic profiles
 
2130 time-domain electromagnetic soundings (TEM)

5.54 kilometers of Ground Penetrating Radar (GPR)

3 Crosshole Seismic Tomography projects

258 geophysical well-logs

Reprocessing of over 88850 line-kilometers of airborne magnetometric / radiometric surveys