Glencore's smelter warning galvanises zinc prices


The London Metal Exchange (LME) zinc price jumped to a six-week high last week after Glencore, which controls multiple mining and metallurgy assets in the world including Kazakhstan’s combine Kazzinc, warned of the continuing margin squeeze on its European smelters.

The commodities powerhouse idled part of its Portovesme smelter in Italy at the...