Debate continues over whether price pressures will be persistent enough to force the US Federal Reserve to tighten policy sooner than current guidance suggests, Bloomberg reported.
The gold price has slid a few dollars on the spot market to US$1,828 an ounce at the time of writing.
The copper price remains at record levels, closing up 0.67% to US$10,448.50 per tonne on the London Metal Exchange amid the threat of strike action at BHP-operated Escondida in Chile.
Metals and mining stocks in North America provided a bright spot on global markets yesterday.
Copper major Freeport-McMoRan is at levels last seen 10 years ago, closing up 4.82% to bring its year-to-date gain to 72%.
Centerra Gold (TSX: CG) led the gains among gold equities in Toronto, up 12.48% on the release of its quarterly results, having tumbled in recent days on dramas over its flagship Kumtor mine in the Kyrgyz Republic.
Still in London, Rio Tinto closed down 1.76% and Antofagasta eased 0.72%.