The stone is the "largest internally flawless step cut vivid blue diamond" ever graded by the Gemological Institute of America, the auctioneers said
The Northern Territory government halted expansion plans for the Anglo-Swiss company's McArthur River zinc and lead mine
Eraring was brought online in the 1980s, and coal-fired power stations are being put under increasing pressure from cleaner and lower cost generation
Lygend Resources trades laterite nickel ore sourced from miners in the Philippines and Turkey, as well as nickel pig iron from Indonesia
The terminal in Fujian province - estimated to cost 5.26 billion yuan ($829.8 million) – will have an annual receiving capacity of 5.65 million tonnes of the super-chilled fuel
Industrial materials firm Syrah plans to add 180,000 square feet of real estate to its existing 50,000 square-foot Louisiana facility
CEO Kevin Gallagher called for an urgent increase in supply, saying the company has a number of new gas projects in the pipeline
Mining giant Anglo-American has unveiled a prototype of what it says is the world’s largest hydrogen-powered mining truck
The goal of the Experimental Advanced Superconducting Tokamak project is to unlock the secret to clean and limitless energy on earth, with minimal waste products
The US state department says it is aware of talks between Russia and India concerning the purchase of oil. It has no objection to India buying Russian oil, provided it buys at discount
Hundreds of people have died and thousands have been detained in Kazakhstan during the worst violence seen in the Central Asian nation since it became independent in the early 1990s. The unrest in Kazakhstan poses risks for energy markets, and even cryptocurrencies.