US copper futures dropped in connection with the overall fall of the metals complex as the US dollar's strength continued to push metals down.  

A weaker tone on Wall Street and further probes to the downside in crude oil prices were other factors seen dragging on industrial metal copper.

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An earthquake in Chile did not cause any damage but it did leave concerns about a decreased copper supply.  Demand worries leave Italy decreasing their output this year.

In industry news, output of copper and aluminium semi-finished products in Italy, Europe's second-biggest producer after Germany, will fall this year due to weak demand from key consumers.

Find the article here ^[2].