High-quality concrete produced with coal fly ash
Scientists at Rice University are employing flash Joule heating to remove toxic heavy metals from fly ash and use the resulting product to manufacture concrete.
Latest Stories
New tool could help Brazil’s crack down on illegal gold mining
By integrating traceability in gold sourcing and processing, Fênix DTVM and Minespider have delivered the first fully traced gold bar.
Barrick Gold, PNG ink new deal to restart Porgera mine
Through the New Porgera Progress Agreement all parties have committed to resume operations as soon as possible.
Gold price gains on weaker dollar, with eyes on inflation data
Spot gold was up 0.8% at $1,980.46 per ounce by 3:25 p.m. EDT, near a one-week high.
Rio Tinto, First Quantum partner to move La Granja copper project in Peru to development
First Quantum will acquire a 55% stake in the project for $105 million, making it the majority owner.
Fire shuts Peabody coal mine and there’s no estimate for restart
The Shoal Creek mine, about 56 kilometers west of Birmingham, is the company’s lone producer of metallurgical coal for export.
EU’s Vestager optimistic for battery minerals deal similar to Japan’s
The European Commission Executive Vice President said on Thursday she is optimistic that the trade agreement can soon be reached.
CHART: Demand is soaring, but global mining is not expanding
Mining companies have to run just to stand still, but expansion capex in the global mining sector as a percentage of profits has halved in a decade.
LME launches sweeping plan to revive nickel contract
The LME plans to work with China's Qianhai Mercantile Exchange (QME) to launch trading in lower nickel grades.