The world's largest copper company needs "to rethink how we're going to survive this difficult year," said its CEO.
The latest news from junior mining companies operating in Mexico.
The plant is set to be operational in 2021.
Canadian miners operating in the country are paying about 2% of earnings to address security concerns, according to ambassador Pierre Alarie.
Canadian mining companies Precipitate Gold, Columbus Gold and Cordoba Minerals provide operating updates.
Santacruz Silver sees all-in sustaining costs fall at its Rosario mine in Mexico helped by a shift to cut-and-fill mining.
The latest financing and M&A news from junior mining companies operating in Argentina, Chile, Colombia and Peru.
Canadian mining companies Golden Arrow Resources, Dynacor Gold Mines and Tinka Resources provide operating updates.
Cash-strapped state mining company Comibol was forced to shut down some operations last year in the face of slumping metals prices.