All projectsMining projectDesembotellamiento Concentradora Mantos Blancos (MB-CDP)Project factsStageOperatingSMASponsorMantos Copper S.A.SMARegionAntofagastaSMACommoditiesCopperSMATypeExpansionSMAEstimated start-upNo data yetSEIA / RCARCA · Approved as of Sep 28, 2026SMAEstimated investmentNo data yetSourcesDocuments cited on this page.Source: Superintendencia del Medio Ambiente (SMA), RCA register: start of execution and expiry.Source: Superintendencia del Medio Ambiente (SMA), SMA, registro de RCA (tipología I, minería).