GPM Gold Implements the Latest Processing Technology at Ararat

During early July, GeoProMining (GPM) held a groundbreaking ceremony for its new gold extraction upgrade at its Ararat gold extraction plant, located near Yerevan, Armenia. The President of the Republic of Armenia, Serzh Sargsyan, attended the event. The facility is using the Albion gold ore processing technology, which is part of a major capital expenditure program by GPM to upgrade its Armenian assets.

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Boliden Expanding at Garpenberg

Boliden has announced plans to invest SEK3.9 billion (about $606 million) to expand production at its Garpenberg mine, 150 km northwest of Stockholm, Sweden. The expansion will nearly double production of mined ore at Garpenberg from 1.4 million mt/y currently to 2.5 million mt/y by the end of 2015. Spending will go toward construction of a new concentrator, new shafts and underground facilities, and infrastructure upgrades. At the same time, the production cost per ton of ore will decrease by around 25%.

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Talvivaara Signs Uranium Deal with Cameco

Talvivaara Mining has signed off-take agreements with Cameco Corp. for uranium produced at Talvivaara’s Sotkamo mine in eastern Finland. As part of the agreement, Cameco will provide an upfront investment of up to $60 million to cover construction costs of a uranium extraction circuit in the Sotkamo processing plant, which primarily recovers nickel, zinc and copper from bio heap leach process solutions. Uranium grade in the Talvivaara ore averages 15 to 20 ppm, and uranium concentration in the heap leach solutions is low, at about 25 mg/l. However, Talvivaara has developed a solvent extraction process that can economically extract uranium from these solutions.

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European Nickel Halts Çaldağ Project Over Permit Delays

As nickel prices recover, a mine in western Turkey has attracted attention as the world’s first commercial laterite heap leach operation. The Çaldağ project, near the port city of Izmir, is operated by UK-based European Nickel (ENK). According to the company, a new heap leaching technology developed there has potential to provide a more cost-effective and environmentally beneficial extraction process than conventional HPAL methods.

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