RANKED: World’s top ten biggest nickel mines

Artisanal and Small-Scale Mining (ASM) has become a major of revenue for millions of people in about 80 countries worldwide, with more than 100 million people currently depending on the activity for their livelihoods. But at what costs?

New gemstones mining and marketing company is stepping up efforts to kick off operations at some of its key assets and help organize what it calls "a highly disorganized and fragmented industry."

Mine development stalled under Mugabe, whose policies led to a collapse in the economy and hyperinflation.

As part of Gemfields' philosophy of “total transparency”, the company revealed is facing claims of human rights abuses in Mozambique, where it mines rubies.

Charge is due to due to cuts in the US Federal corporate income tax rate, the world’s biggest mining company said.

The firm is also trying to halve use of cobalt in batteries from around 20% by raising the proportion of nickel, and it will start researching on development of nearly cobalt-free batteries.

The Russia-Iran conversations are taking place within the framework of the Joint Comprehensive Plan of Action on Tehran’s nuclear program.

Canada's largest energy producer also buys into Norwegian Sea oil project.

Mining bitcoins requires a great deal of computing power which in turn needs a lot of electricity to solve the computational puzzles that reward miners with cryptocurrency.