Fig. 2
From: Machine learning in subsurface physical properties and lithofacies prediction in a mining context

(Adapted from25). b Geological map corresponding to the study area.Geological data taken from open license26 and generated using QGIS Version 3.16.14, https://www.qgis.org/26 showing the location of rock samples (yellow circles) and (c) satellite image of the Riotinto Mine indicating borehole location (red stars) within the bright green box (bottom center)
Geological information. a Schematic stratigraphic column of the study area.