Israel Chem signs potash deals with China

According to the USGS, gallium prices could increase by more than 150% and germanium prices by 26% in the event of a total ban.

Gold will rally to $2,900 an ounce by the end of next year, according to UBS Group.

China's announcement on Friday may have major long-term ramifications for the global aluminum supply chain, writes Andy Home.

Underpinning prices is some mills kicking off buying seaborne cargoes to meet their production needs over the week-long Chinese New Year holiday break in January.