nature's bacteria devours tailings, spits out the remaining precious metals and leaves behind a relatively benign residue known as ferric arsenate. Some companies are focusing on bioleaching to ...

In addition to the researchers, the current study involved a number of other key players in the bioleaching process, which is summarized in the joint technology: bacteria of different species.

Sebastien Farnaud receives funding from Innovate UK. There are more than 1.4 billion cars in the world today, and that number could double by 2036. If all those cars burn petrol or diesel, the ...

Endolith has reported a major advance in copper extraction as it pushes the frontiers of microbial science. In collaboration with BHP’s (ASX:BHP,NYSE:BHP,LSE:BHP) innovation arm, Think & Act ...

Titan Resources, the Australian-based nickel producer, has recently confirmed the economics of its BioHeap process, following a pre-feasibihty cost analysis of the exploration of two small low-grade ...

SANTIAGO, Aug 26 (Reuters) - Bioleaching technology that uses bacteria to extract copper from low-grade mineral is ready after years of development for use in Chile, potentially boosting ...

The high sulphur content of the Haggan deposit prompted Aura to look into bioleaching technologies, where bacteria are used to acidify and oxidise ores. The tests were carried out at the Parker ...

But with new bioleaching technology ... Over a six-day period, bacteria in the tanks separate the valuable metals from the rock. "They literally attack it," said BacTech CEO Ross Orr. " ...

One of the more intriguing employs bacteria to do the actual extraction of metals. Bioleaching, as this process is called, is an old idea: more than 2,000 years ago, the leaching of metal was seen ...