arcsystems:
Head-frame at Neves Corvo Mine, Portugal
arcsystems:
Group at Neves-Corvo Mine, Portugal
arcsystems:
Laying the shot pattern, Neves-Corvo Mine, Portugal
arcsystems:
working face at Neves-Corvo Mine, Portugal
arcsystems:
drilling machine, Neves-Corvo Mine, Portugal
arcsystems:
sulfide ore, Neves-Corvo Mine, Portugal
arcsystems:
briefing at Neves-Corvo Mine, Portugal