Globally, artisanal and small-scale gold mining accounts for about 20% of annual gold production.
The company says the optimized PFS could be released as soon as the end of this year.
Ionic Rare Earths said the study shows strong potential for a profitable and unique UK magnet recycling facility.
The bill modifies the Energy Act of 2020 to expand the definition of critical minerals to include critical materials designated by the Department of Energy (DOE).