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USA | |
- Central Mining District (Bayard District)
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad |
| Walstrom, Robert E. (n.d.) Personal communication. |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad |
| Walstrom, Robert E. (n.d.) Personal communication. |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad Walstrom, Robert E. (n.d.) Personal communication. |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad Walstrom, Robert E. (n.d.) Personal communication. |
| USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad |
| USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad Walstrom, Robert E. (n.d.) Personal communication. |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 USGS Map I-1310-B Mineral Deposit Map Silver City 1x2 Quad Walstrom, Robert E. (n.d.) Personal communication. |
| Walstrom, Robert E. (n.d.) Personal communication. |
| (1936) Geology and ore deposits of the Bayard area, Central Mining District, New Mexico. Bulletin Vol. 870. US Geological Survey doi:10.3133/b870 |
| Lasky, S. G., (1930) Geology and Ore Deposits of the Ground Hog Mine, Central District, Grant County, New Mexico. NMBMGMR Circular 2 Minerals of the Ground Hog Mine Grant County Ron Gibbs Rocks & Minerals 67:5 pp 294-297 |
| Wright, Ira (1919) Private report to Black Hawk mines. |
| Walstrom, Robert E. (n.d.) Personal communication. |