Trevali Reports Record Preliminary Q4-2017 and 2017 Annual Production, and Provides 2018 Production and Cost Guidance
VANCOUVER, BRITISH COLUMBIA--(Marketwired - Jan 15, 2018) - Trevali Mining Corporation ("Trevali" or the "Company") (TSX:TV)(LMA:TV)(OTCQX:TREVF)(FRANKFURT:4TI) reports preliminary consolidated fourth quarter ("Q4") 2017 …