Gr Silver Mining Ltd. press release
Blackrock Silver Reports 90% to 98% Gold and 81% to 94% Silver Recoveries from Initial Metallurgical Testwork at Tonopah West
TSXV - TSX Venture Exchange · Silver · Gold · Lead · Zinc · Copper · Canada
Vancouver, British Columbia--(Newsfile Corp. - January 6, 2022) - Blackrock Silver Corp. (TSXV: BRC) (the " Company ") is pleased to announce the results of its initial metallurgical test work on the Tonopah West high-grade, epithermal silver-gold vein system located along the prolific Walke...