Mining, handling and processing low-grade ore in mining and mineral processing operations is resulting in higher costs and lower profits. ... By removing low grade ore prior to processing, operations can minimise energy use and increase plant profitability.

What is considered low grade ore?

Low grade ores, are those with a low concentration of metals, like shale and schist etc.

What is the advantage of using low grade ore?

Some advantages of bioleaching include:

Bioleaching is more cost-effective than smelting processes. Some Bioleaching offers a different way to extract valuable metals from low-grade ores that have already been processed.