Photoplates of El Cura drillcore as described in this release: A: EC089 pyritic massive sulphide with mm-scale chalcopyrite crystals. B: EC090 polymetallic semi-massive to massive sulphide with galena, sphalerite and chalcopyrite-rich bands and disseminations. C: EC093 semi-massive sulphide with cm-scale chalcopyrite-rich bands and veinlets.