Volatile gases conserved in diamonds found in ancient rocks indicate that the basic chemical composition of Earth’s atmosphere was laid down at least 2.7 billion years ago.

Financing package will help fund a five-year, $514 million underground expansion of the Karowe mine in Botswana.

At $1,021,357 per carat, it is the highest price paid for a single stone.

The emeralds and rubies miner did say it expects to announce sales of $95m in first half of 2021, up 533% from the same period in 2020.

Canadian miner says Rio has no right to call or hold a meeting of the joint venture that does not yet exist.

The nanotechnology-based technology marks each diamond with a 3D code containing in-depth information about the stone.

Despite gold's price slump, strong copper and iron ore prices lifted MINING.COM's ranking of the world's 50 most valuable miners to a new record high of $1.35 trillion.