The company idled operations at the mine, concentrator and pellet plant in Labrador City until railway operations resume, as Quebec North Shore and Labrador Railway's (QNS&L) railway operations will remain suspended until at least Friday due to "fire and smoke hazards," the company told Reuters in an emailed statement.

(Reporting by Anirudh Saligrama in Bengaluru; Editing by Rashmi Aich)