PHOENIX, June 22, 2022 /PRNewswire/ – Excelsior Mining Corp. (TSX: MIN) (PFSE: 3XS) (OTCQX: EXMGF) (“Excelsior” or the “Company”) is pleased to announce additional assay results from the infill drill program on the Johnson Camp mine pits (JCM) located in Cochise County, southeastern…
