| Lat / long: | 37.10267, 128.99895 |
| Primary: | Manganese |
| Ore: | Birnessite, Pyrolusite, Rhodochrosite, Todorokite |
| Gangue: | Chalcopyrite, Galena, Pyrite, Sphalerite |
| Operation type: | Unknown |
| Production size: | None |
| Development status: | Occurrence |
| Host rock: | Dumudong Formation |
| Host type: | Quartzite |
| MRDS | AD00270 |
| DEP | 10090233 |
| Reference | KIM, S.F. AND YOON, H., 1986. MINERALOGY AND GENESIS OF MANGANESE ORES FROM THE JANGSEONG MANGANESE DEPOSITS, KOREA FOUR KOREAN INST MINING GEOL, 19/4 : 256-276 |
| Reporter | Pracejus, Bernard.M. |