Photoplates of El Cura drillcore as described in this release: D: EC103 fine-banded polymetallic massive sulphide with chalcopyrite crystals and fine sphalerite and galena-rich veinlets. E: EC104 pyritic massive sulphide with millimetric chalcopyrite crystals and quartz veining. F: EC105 banded polymetallic massive sulphide characterized by alternating centimetric bands of chalcopyrite and galena-sphalerite.