| (2005) Mineral Resources Data System (MRDS), US Geological Survey. Carl L. Ege (2005) Selected Mining Districts of Utah. Utah Geological Survey Miscellaneous Publication 05-5 Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin 117. Utah Geological and Mineral Survey |
Hidden Treasure Mine, Jacob City, Ophir Mining District, Tooele County, Utah, USA