Fig. 7

Spatial overlay analysis of the primary hydrothermal alteration indices—dolomite-chlorite-epidote ((b5 + b7)/b6), iron content (4/2), and gossan (3/2)—superimposed on lineament density map. The figure was created by ArcGIS Desktop 10.8. https://www.esri.com/en-us/arcgis/products/arcgis-desktop/overview, and ENVI v. 5.6.2. software; (https://www.l3harrisgeospatial.com/Software-Technology/ENVI).