Companies begin to take up 5 million square feet of warehouse and office space available in converted limestone room-and-pillar mine near Kansas City called SubTropolis.

Executives from De Beers Group, Alrosa and Endiama to reveal how the New Silk Route from China across Africa to Dubai has transformed the global diamond trade.

"Managed money" speculators in gold futures slashed positions that prices will go up for six week in a row ahead of Wednesday's crucial Fed announcement.

The gem, discovered a decade ago at one of De Beers mines in South Africa, is one of just five diamonds over 100 carats and of comparable quality to have been offered at an auction.

Sandvik Mining is setting the industry standard with advanced automation solutions that significantly increase productivity and safety, as well as lower the total cost of ownership. At the Sandvik Mining Automation Days in Tampere, Finland, customers experienced first-hand the wide automation offering of optimized products for their unique mining operations.

This is the second warehouse in less than two days the court suspends due to health risks from nearby particles.

Three corpses were found on Friday in a mass grave in southwestern Mexico's Guerrero state.

The country's richest woman has decided to back a junior miners' joint venture in Victoria.

The gold miner is said to be evaluating whether to put its Zaldivar copper mine on the block as it tries to meet an ambitious debt reduction target.