West High Yield updates magnesium progress in BC May 18, 2021 Regions Magnesium mining at Record Ridge could begin as soon as permits are received. Credit: West High Yield Resources. West High Yield Resources (TSXV: WHY) is concentrating on metallurgical work for its Record Ridge magnesium deposit near Rossland, B.C. The company has initiated the final stage of the permitting process that was previously on hold due to financial challenges and the Covid-19 pandemic. Tests done by Kingston Process Metallurgy (KPM) in 2019 demonstrated that the ore can be successfully leached using a proprietary hydrochloric acid process to produce a magnesium chloride solution. The solution can be purified to more than 99% MgCl