Vancouver-based Trevali Mining Corp. suspended operations at its West African Perkoa mine on April 16, when heavy rainfall caused flash floods and left eight workers missing underground. Search and rescue efforts are ongoing, it said on Monday.
Vancouver-based Trevali Mining Corp. suspended operations at its West African Perkoa mine on April 16, when heavy rainfall caused flash floods and left eight workers missing underground. Search and rescue efforts are ongoing, it said on Monday.