Prairie Lithium acquires subsurface mineral permits in Canada 05 May 2021 (Last Updated May 5th, 2021 16:35) Lithium brine extraction and technology development company Prairie Lithium has acquired 188,000 acres of subsurface mineral permits in Saskatchewan, Canada, for an undisclosed sum. Share Article Lithium brine extraction and technology development company Prairie Lithium has acquired 188,000 acres of subsurface mineral permits in Saskatchewan, Canada, for an undisclosed sum. The acquisition is part of Prairie Lithium’s plan to increase its total mineral holdings in Saskatchewan to more than 220,000 acres. Prairie Lithium is claimed to be the largest active lithium brine developer in Saskatchewan. The company said that the acquisition follows its successful direct lithium extraction (DLE) proof of process pilot project completed last year in Saskatchewan.