CHART: The commodity slump has slashed major miners' market valuations to 60–88% below 2011 highs.

The Vancouver-based miner has released an independent report that found no evidence of forced labour or human rights violations at its Eritrean gold and copper operation.

The company, already the worst performer in the FTSE 100 index in 2015, has lost almost 60% of its value since the beginning of the year.

The decision could set a precedent for similar cases involving mining companies around the world.

Konkola Copper Mines, owned by Vedanta, said the move was a result of poor metal prices, which has hit the global copper industry very hard.

Rio Tinto alleges Vale enlisted Ernst & Young "to cover up and sanitize its conspiracy with BSGR" to strip half of the Simandou iron ore deposit from Rio.

The Krasnoyarsk Division of Polyus Gold has chosen Wenco International Mining Systems to supply its high-precision machine guidance systems for shovels and drills at three mine sites in Eastern Siberia, Russia.

The Canadian firm said its Escobal mine remains unaffected by the ongoing political turmoil in the country, which has forced President Otto Perez to resign amid a corruption scandal that gutted his government.

SGS Canada Inc. (SGS) is honoured to be the 2015 recipient of the prestigious Metallurgical Society of the Canadian Institute of Mining, Metallurgy and Petroleum (MetSoc) Innovation Award for development and commercialization of the SART (Sulfidization, Acidification, Recycling and Thickening) Process.