Radial Electrical Resistivity Measurements of Rocks on Laboratory Core Samples Using an Electromagnetic Sensor: Macro and Micro Eddy Currents

Table 1

Test results.

Rock code	Electrical resistivity × 10^3 (Ω·m); Contact method	Electrical resistivity × 10^3 (Ω·m); Inductive method
1	2.821	3.012
2	1.706	1.098
3	9.038	9.624
4	11.222	12.064
5	5.906	9.275
6	9.997	8.451
7	1.411	1.852
8	9.338	9.171
9	1.098	0.783
10	0.840	0.957
11	14.835	9.797
12	9.035	9.757
13	48.989	9.704
14	4.378	4.585
15	13.807	6.411