manganese ore silver processing methods overall service

May 01, 2012 1. Introduction. Manganese–silver ore, which has been found mainly in South-eastern U.S, Latin America (Presic and Wey, 1986) and China (Jiang, 1996), has attracted great attention for its importance as a mineral resource, not only for manganese, but also for silver.In recent years, many efforts have been made to develop efficient and economical process to recover manganese and silver …