1. Resistivity Survey of Weathered Basalt at Ban Khok Salung Area, Lopburi, Central Thailand
A. Nochaiwong*
F.S. Singharajwarapan*
W. Galong**
* Chiang Mai University
** Department of Mineral Resources

5. Data Aquisition * Schlumberger configuration
* Resistivity Depth sounding
* Schlumberger configuration
* Haft current electrode spacing 1 to 130 m.

7. Data Interpretation Resistivity Sounding Data
3-Layer Resistivity Model
7-Layer Resistivity Model
Resistivity Model Selection
Geologic Model
Data Interpretation

21. Conclusion
Target : Weathered Basalt Zone.
Result : Excellent in delineating the base of weathered basalt zone and depth to basement.
Poor in differentiating between
weathered basalt and weathered pyroclastic rocks.