Other precious metals are also headed for their worst week since March.

Company has released assay results for five holes drilled as part of this year’s exploration program at the Florida Mountain deposit in Idaho, reporting several long mineralized intercepts.

Company's plan to produce lithium close to its Gigafactory faces stark challenges from the outset, including an onerous permitting process, uncertain access to water and questions about unproven methodologies.

The company is planning to build its own cathode factory.

Citi analysts said gold could still hit a record before the end of the year as the US election approaches.

Despite temporary dollar strength, the bull market case for gold and silver remains very much intact.