Compared to conventional extractive techniques, bacterial assisted leaching, also called
“biomining” is an eco-friendly technology that provides improved metal/solid separations …

Numerous microorganisms inhabiting harsh niches produce exopolysaccharides as a
significant strategy to survive in extreme conditions. The exopolysaccharides synthesized by …

This review has as its underlying premise the need to become proficient in delivering a suite
of element or metal products from polymetallic ores to avoid the predicted exhaustion of key …

The studies of mineral-microbe interactions lie at the heart of the emerging field of
Geomicrobiology, as minerals and rocks are the most fundamental earth materials with …

Gram-positive bacteria found as the sole Firmicutes present in two mineral bioleaching
stirred tanks, and a third bacterium isolated from a heap leaching operation, were shown to …

Sediment bioleaching using a sulfur substrate is a promising approach to the removal of
heavy metals. Compared with commercial sulfur powder used as the sulfur substrate …

In this paper, a brief outline is presented on acidic ferric ion oxidation of mineral sulphides
for the extraction of metals in both stirred tank reactors for mineral concentrates and heaps …

Although bioleaching, ie the extraction of metals using microorganisms, remains a niche
application, it has garnered growing interest as an ecologically acceptable and economic …

Ferroplasma spp. are widely distributed in acid mine drainage (AMD) and biomining
environments at mesophilic and moderately elevated temperatures, at low pH and high …

Most coal mines produce waste which has the potential to generate acid mine drainage
(AMD). If not properly managed, this can cause environmental damage through …