GEOSCIENCE

Photo 13

Late Tourmaline breccia

Poorly sorted, subangular, matrix-supported, polimictic tourmaline breccia. All fragments show different grades of sericitic alteration supported by tourmaline-silica matrix and minor concentration of fine-grained pyrite mineralization.

Photo 14

Basic Cu-supergene profile

Copper mineralization distribution within Cu-oxide-secondary enrichment transition zone related to intense sericitic background. Notice replacement grade of secondary sulphides over primary imprint

Photo 15

Limonites horizon

Classic profile of leached horizon over poorly mineralized primary zone with sericitic alteration scarcely developed.