Scientists at Australia’s national science agency, CSIRO, have developed a new process designed to improve gold recovery and recycle toxic cyanide used in mining. The method, called ‘Sustainable Gold ...

Thiosulfate leaching is emerging as a promising alternative to traditional cyanidation methods in gold extraction. This process utilises thiosulfate as a lixiviant, offering enhanced environmental ...

RZOLV Technologies is a clean-technology company focused on non-cyanide gold extraction chemistry rather than mineral ownership. Its work is centered on a structural issue emerging across the gold ...

(Nanowerk News) Throughout history, alchemists believed in the existence of the philosopher’s stone: a substance that could turn cheap substances into precious gold. Now scientists from The University ...

WESTLAKE VILLAGE, CA / ACCESSWIRE / November 1, 2022 / Star Alliance International Corp. (OTC PINK:STAL; "Star" is excited to announce that our Genesis Gold extraction System which extracts up to 98% ...

WESTLAKE VILLAGE, CA / ACCESSWIRE / December 9, 2021 / Star Alliance International Corp. (OTC PINK:STAL). On November 23, 2021, STAR entered into a binding letter of intent to acquire 51% of the ...

This company’s system, which is portable and nontoxic, affords mining companies cost and time efficiencies. Mineworx Technologies Ltd. (MWX:TSX.V; MWXRF:OTCQB) announced it received a patent for its ...

A man in southern China has drawn attention after demonstrating how he extracted 191.73 grams of gold worth over 210,000 yuan (US$30,222) from discarded SIM cards and other electronic waste.

A video of a Chinese man extracting gold worth approximately 42 million Korean won from discarded mobile phone SIM cards has gone viral online. According to a report by the South China Morning Post, ...