Neo produces battery-grade lithium carbonate in Argentina

Tighter border controls are set to disrupt the flow of essential supplies and even workers trying to get to work at the African country's mining operations, companies say.

Grupo Mexico has denied reports claiming it did not immediately report a massive acid spill from its Buenavista mine in the country's north.

Output at the company's mines reached a record 3,855,223 silver equiv. oz., up 6% from the previous quarter.

A case in point: AngloGold Ashanti's Americas division produced gold at $765 per ounce, almost $100 an ounce less than its South African operations.

"My view is that it's all about real return."

While Canada and the U.S. look at Mount Polley disaster's aftermath, another big spill has contaminated rivers a bit further south.

After the WHO declared the current outbreak an “international public health emergency.”

The inability for governments to pay back debt spells economic disaster.

Through April 2014, Colombia supplied about 13.4% of the coal delivered to the Southern plants with units slated to retire or be converted.