South Australian company OZ Minerals has designed a refining process that allows it to increase the quality of its copper concentrate and exponentially reduce export costs.
Chile says the country has now adopted a proactive stance to reduce foreign investment barriers in its mining sector as it joins a plethora of mining jurisdictions worldwide battling to mitigate the resources downturn.
We took a look at some of the weird and wonderful things that have been used as alternatives to money around the world, some of which are still in use today.
Shares in Europe's second-largest copper producer jumped as much as 4.7% on Monday after posting earnings at overseas units that helped the Polish miner beat analysts estimates for the first-quarter profit.
