Reference | {Deposit:: SAMBONSUGI, M., 1951: GEOLOGY AND MINERAL RESOURCES OF THE FAR EAST. KOREA MINERAL RESOURCES, VII-21, TOKYO GEOGRAPHICAL SOC.}{Deposit:: GALLAGHER, D., 1963: MINERAL RESOURCES OF KOREA, VOL.VI,B.- MINING BRANCH, INDUSTRY AND MINING DIVISION, USOM/KOREA, GEOLOGICAL SURVEY OF KOREA} |