Copper miner Antofagasta (LSE: ANTO) closed down 3.14% and Rio Tinto (LSE: RIO) was 2.99% lower in London.
Glencore fell further, down 4.8%, as the company established a committee to oversee its response to a US Department of Justice investigation.
In the US, copper-gold miner Freeport-McMoRan (NYSE: FCX) fell 3.87%.
Toronto's metals and mining sector closed 3.93% lower yesterday.
However, Quadro Resources (TSXV: QRO) provided a highlight, rising 60% or C3c to 8c yesterday after announcing it has the option to earn its partners' interests in the new, jointly-staked Conche lead/silver property in Newfoundland.
Gold was about US$7 an ounce lower than this time yesterday, trading at $1,243/oz on the spot market.
In Australian trade this afternoon, gold miner Newcrest Mining (ASX: NCM) was down 0.3% and diversified BHP (ASX: BHP) was off about 0.8% at the time of writing.