The miner also said that revenue from rough diamond sales was set to reach at least $1.1 billion, even though its first-quarter rough diamond prices dropped by 3%.

Oil industry downturn is "unprecedented".

The company has submitted plans to restart the mine.

Gold prices slipped Monday, after European Central Bank President Mario Draghi reaffirmed that debt-laden Greece won’t be forced out of the eurozone.

A team of Australian scientists have, for the first time, identified the exact source of diamond-bearing rocks known as orangeites.

Superior Industries, Inc., a major American manufacturer and global supplier of bulk material processing and handling systems, has officially completed an acquisition of Clemro Western Ltd. Based in Calgary, Alberta, Canada, the 30-year-old company is known for manufacturing jaw and cone crushers, incline and horizontal screens, and belt and grizzly feeders.

Marilyn Baptiste, a Tsilhqot’in First Nation councillor who was on the front lines in the fight against the Prosperity and New Prosperity mine is in San Francisco has received an international environmental award worth $175,000.

The announced changes will be effective on July 1, once parliament has approved them.

The flawless, 100-carat diamond could fetch up to $25 million when it goes under Sotheby's hammer in New York on Tuesday