The Yeongdae Au–Ag mine located near Jeonju city was a typical hydrothermal vein type with Au (and Ag) bearing quartz and granite vein. The mine was operated during 1956 to 1966 and stopped in 1968. Production from the mining area reached a maximum in the 1963–1966 when rates accounted for 76% of the total Au. In this area soil capping regarding soil remediation was carried out.