The rock, a 5.36-carat green gem quality octahedron rough diamond, was unearthed at the company's Krone-Endora project, located next to the world’s third largest diamond mine.
Western Australia may ask Rio Tinto Group and BHP Billiton Ltd. to pay potentially billions of dollars to end a mining rent tax to help patch a budget decimated by lower commodity prices.
Zero-emission fossil fuel power sounds like an oxymoron. But when that 25-megawatt demonstration plant is fired up later this year, it will burn natural gas in pure oxygen.
If NASA is successful in its mission to 16 Psyche, one of the most massive asteroids found between the orbits of Mars and Jupiter, humans will have a first ever chance of exploring a world made of iron, not rock or ice.