The incident adds to the firm's mounting challenges, including swinging to a loss, growing debt, unplanned equipment outages and Moody’s Investors Service recent cut of the company's credit rating.
The Vancouver-based miner aims to produce 280,000 to 300,000 tonnes of the red metal a year, but commercial levels won't be reached until state power utility Zesco finish connecting the mine to the power grid.
Despite current adverse conditions, advisory firm Behre Dolbear is recommending mining stakeholders to focus on markets that have been able to ride the wave relatively well so far.
The US has suspended the futures market on the Nasdaq index, as panicking traders have driven it down 5% — the maximum allowed under Wall Street rules.
Beginning this fall, the company will start digging the first in a series of pits, each the size of a football stadium, in Utah, about 265km (165 miles) from Salt Lake City.