Mongolia lawmakers seek to rewrite Oyu Tolgoi deal
The Gobi desert copper deposit promises to become one of Rio Tinto’s most lucrative properties, but it has been subject to repeated challenges from politician.
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Norway wealth fund to tighten coal ban, add green infrastructure
The government proposes to expand its coal ban by adding absolute caps on production of thermal coal, or its use in power generation, which would target big companies.
Indonesia battery-grade nickel plant awaits environmental nod-developer
Indonesia's first plant to produce battery-grade nickel chemicals is on track to start operations by 2020.
Investors with $10 trillion in assets pressure miners over tailings safety
The move is aimed at providing a tool for institutional investors to assess the risk from their holdings in mining companies.
Scientists figure out origin of cobalt-blue spinel in Canada’s Arctic
Small spinel stones with good transparency and fine cobalt-blue colour can sell for about 10 times the price of a comparable sapphire.
World Diamond Council advocates for Africa’s artisanal diamond miners at international forum
The WDC believes that initiatives such as the peace process in the Central African Republic boost fairness in the artisanal mining sector.
Japan’s Mitsui injects $30m into Sigma’s lithium project in Brazil
The Japanese trading house is backing Sigma's Grota do Cirilo hard rock lithium project, in the south-eastern province of Minas Gerais.
Americas Silver’s stock surges after $42m boost
The investment includes a $25m gold stream and royalty on the Relief Canyon mine when it reopens, a $10m convertible debenture, and a $7.5m equity subscription.
Pretium plans 40% increase in Brucejack throughput, shares jump
The Brucejack mine and mill are increasing throughput to 3,800 t/d from 2,700 t/d over the course of the year.
