- Lookout Mining District (Modoc Mining District)
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 124 Hall, Wayne Everett & Hal G. Stephens (1963), Economic geology of the Panamint Butte quadrangle and Modoc district, Inyo County, California: California Division of Mines & Geology Special Report 73: 24, 26, 32 & 34 Van Nostrand Reinholt Press: 194. |