The extraction of potassium from naturally occurring minerals such as K‐feldspar is a subject of growing significance, given the global demand for sustainable potassium fertilisers and the imperative ...

The exploration for new oil, gas or metals is now a multibillion-dollar complex business. This industry has always been high-risk, as required investments are often large and do not always justify ...

Bench-scale testwork produces marketable tantalite concentrate from the CV5 Pegmatite's dense media separation ("DMS") waste stream fractions, at favorable grade and strong recovery. Standard, ...