Vancouver, March 10 – Prime Mining Corp. (“Prime” or the “Company”) (TSX-V: PRYM, OTCQB: PRMNF, Frankfurt: A2PRDW) is pleased to announce it has filed an application for mineral rights to a 7,500-hectare claim block, named El Rey, adjacent to the eastern and northeastern Los Reyes boundary. El Rey had its cornerstone monument erected and completed February 24, 2021 and the concession application was filed and receipted March 9, 2021.