Manganese Oxides from Navajo Nation Indian Reservation, USA
USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Witkind, I.J. & Thaden (1963), Geology and uranium-vanadium deposits of the Monument Valley area, Apache and Navajo Counties, Arizona, USGS Bulletin 1103: 72 & 74 (Table 1). |