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USA | |
| 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: 385 Tucker, W. Burling (1921), Los Angeles field division: California Mining Bureau. Report 17: 340 Van Nostrand Reinholt Press: 332. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Vanderbilt District (New York District)
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Wright, L.A., et al (1953), Mines and mineral resources of San Bernardino County, California: California Journal of Mines and Geology, California Division of Mines (Report 49): 49(1-2): 67 Van Nostrand Reinholt Press: 332. |
| Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc. Wright, L.A., et al (1953), Mines and mineral resources of San Bernardino County, California: California Journal of Mines and Geology, California Division of Mines (Report 49): 49(1-2): 67-68 Van Nostrand Reinholt Press: 332. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Signal Mining District (Vontrigger Mining District)
| Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 374, 386. Hess, Frank L. (1917), Tungsten minerals and deposits: USGS Bulletin 652, 85 pp.: 57 Hess, Frank L. (1909), Tungsten, nickel, cobalt, etc.: Mineral Resources U.S., 1908: 724 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |