Playfair’s tungsten resource grows at Grey River
Playfair Mining (PLY-V) has increased its inferred resource at Grey River, Nfld., by 16%, to 1.2 million tonnes grading 0.73% tungsten trioxide (WO3) for 18.8 million lbs. WO3, or 853,000 metric tonne units (MTUs). (MTUs are the standard weight…