Global nickel prices have probably hit a floor, says Macquarie

The rules would guide lithium battery firms to reduce manufacturing projects that 'purely' expand production capacity.

A new mining code in Mali means the government's potential stake in the Goulamina project will likely rise to 30% from 20% previously.

According to the feasibility study, the projected capex of the Stage 1 operation is estimated at $83.5 million.

The board of the miner approved the proposal to acquire 40% of the Goulamina project from Leo Lithium.

China held 72.8 million ounces of gold at the end of April, up from 72.74 million ounces a month before.

The iodine and bromine-based aqueous battery showed an energy density of 1200 watt-hours per liter, surpassing the 700Wh/L of non-aqueous lithium batteries.

President pushed for a review of the 2008 infrastructure for minerals deal with Sinohydro Corp and China Railway Group to bring more benefits for Congo, the world's biggest cobalt producer.

The US Treasury Department gave automakers additional flexibility on battery mineral requirements for EV tax credits on some minerals from China, such as graphite.

The proposed $39 billion combination has more than enough components to trigger intense oversight by regulators concerned about implications for market concentration and access to key minerals.