Dec 30 (Reuters) -
ALPAYANA COMMENCES ALL-CASH OFFER TO ACQUIRE SIERRA METALS INC.
ALPAYANA S.A.C.: UNDER DEAL, SIERRA SHAREHOLDERS WHO TENDER COMMON SHARES TO GET C$0.85 IN CASH FOR EACH COMMON SHARE
Source text: ID:nCNWPfzmZa
((Reuters.Briefs@thomsonreuters.com;))