Connectivity of pores and electrical conductivity in a brine-saturated granitic rock

Miho Makimura1, Tohru Watanabe1, Guillaume Desbois2 and Akira Yoneda3, (1)University of Toyama, Toyama, Japan, (2)RWTH Aachen University, Aachen, Germany, (3)Okayama University, Okayama, Japan