# A New Calibration Method for Broadband Complex Resistivity Measurement System of Rocks and Ores
## 6 Conclusions
2022 YFF0706201), the School-level Natural Science Research and Innovation Team Project (ZKTD202403), the Jiangsu Province Higher Education Basic Science (Natural Science) Research General Project (22 KJB510044), the Jiangsu Province \"Shuangchuang doctor\" Program (JSSCBS20221066), the Jiangsu Province University Science and Technology Innovation Team Project. Institutional Review Board Statement: Not applicable. Informed Consent Statement: Not applicable. Data Availability Statement: Data is contained within the article; further inquiries can be directed to the corresponding author. Acknowledgments: This research greatly benefited from the generous support of Professor [PERSON] at the Institute of Geology and Geophysics, Chinese Academy of Sciences, who provided the Solartran 1260A impedance analyzer. We also sincerely thank [PERSON] and [PERSON] of Central South University for their invaluable insights and constructive suggestions. Conflicts of Interest: The authors declare no conflicts of interest. References  
* [PERSON] et al. (2012) [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] [PERSON] An overview of the spectral induced polarization method for near-surface applications. _Near Surf. Geophys._**2012**, _10_, 453-468. [CrossRef]
* [PERSON] (1984) [PERSON] [PERSON]; [PERSON] [PERSON] Induced polarization of shaly sands. _Geophysics_**1984**, _49_, 1267-1287. [CrossRef]
* [PERSON] et al. (1978) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Mineral discrimination and removal of inductive coupling with multifrequency IP. _Geophysics_**1978**, _43_, 588-609. [CrossRef]
* [PERSON] et al. (2017) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] A new and modular laboratory core holder for high-precision measurements with low frequency impedance spectroscopy on natural rocks. In Proceedings of the International Symposium of the Society of Core Analysts (SCA), Vienna, Austria, 27 August-1 September 2017; p. SCA2017-069. * [PERSON] et al. (2022) [PERSON]; [PERSON]; [PERSON]; [PERSON] Induced polarization as a tool to assess mineral deposits: A review. _Minerals_**2022**, _12_, 571. [CrossRef]
* [PERSON] et al. (2021) [PERSON]; [PERSON]; [PERSON] [PERSON] Investigation of cable effects in spectral induced polarization imaging at the field scale using multicore and coaxial cables. _Geophysics_**2021**, _86_, E59-E75. [CrossRef]
* [PERSON] et al. (2018) [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] [PERSON]; [PERSON] Delineation of subsurface variability in clay-rich landslides through spectral induced polarization imaging and electromagnetic methods. _Eng. Geol._**2018**, _245_, 292-308. [CrossRef]
* [PERSON] et al. (2015) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] The emergence of hydrogeophysics for improved understanding of subsurface processes over multiple scales. _Water Resour. Res._**2015**, _51_, 3837-3866. [CrossRef]
* [PERSON] (1996) [PERSON]; [PERSON] [PERSON] Measurements of spectral induced polarization for environmental purposes. _Environ. Geol._**1996**, _27_, 329-334. [CrossRef]
* [PERSON] (1991) [PERSON]; [PERSON] The polarization impedance of common electrode metals operated at low current density. _Antu. Biomed. Eng._**1991**, _19_, 151-163. [CrossRef]
* [PERSON] et al. (2019) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] Electrical impedance tomography as a tool for phenotyping plant roots. _Plant Methods_**2019**, _15_, 49. [CrossRef]
* [PERSON] et al. (2020) [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] [PERSON]; [PERSON]; [PERSON]; [PERSON]; [PERSON] [PERSON] Sensing the electrical properties of roots: A review. _Vadose Zone J._**2020**, _19_, e20082. [CrossRef]
* [PERSON] (2001) [PERSON]; [PERSON] Dielectric spectroscopy of sedimentary rocks. _J. Geophys. Res. Solid Earth_**2001**, _106_, 13329-13346. [CrossRef]
* [PERSON] (2012) [PERSON] Spectral induced polarization of shaly sands: Influence of the electrical double layer.