Fig. 1

(a) Geological map of the sampled area with the location of the samples indicated; (b) Core boxes from which samples S6 and S8 were extracted, with detailed views showing the different types of discontinuities present.

(a) Geological map of the sampled area with the location of the samples indicated; (b) Core boxes from which samples S6 and S8 were extracted, with detailed views showing the different types of discontinuities present.