Production was 27% higher year-on-year and 12% higher quarter-on-quarter.

Western powers will attend talks in Brussels next week on curbing China's dominance of rare earths and other critical resources and EU officials will present their vision to create entire green supply chains.

The deadline for compliance with the European Securities and Markets Authority's rules is Jan. 1, 2020.

Aurion believes the prospect at Risti to be geologically similar to several gold-rich orogenic gold belts around the world.