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USA | |
- Helvetia-Rosemont Mining District
| Wilson, E.D. (1941), AZ Bur. of Mines Bull. 148: 36. |
| MRDS database Dep. ID file #10039414, MRDS ID #M050049. |
| (n.d.) ADMMR Mines Database, Arizona Geological Survey. Keith, Stanton B. (1974), AZ Bur. of Geol. & Min. Technology, Geol. Survey Br. Bull. 189, Index of Mining Properties in Pima County, AZ: 126 (Table 4) Schrader (1915): 110-113 |
| Creasey, S.C. & G.L. Quick (1955), Copper deposits of part of Helvetia mining district, Pima Co., AZ: 315-318 Schrader, F.C. and J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, AZ, USGS Bull. 582: 106-107. |
| C. Lemanski, Jr. - self collected. |
| MRDS database Dep. ID file #10039612, MRDS ID #M050491. |
| Schrader, F.C. & J.M. Hill (1915), Mineral deposits of the Santa Rita and Patagonia Mountains, Arizona, USGS Bull. 582: 105. |
- Tiptop Mine group (Tiptop Camp prospects/mines)
| MRDS database Dep. ID file #10039490, MRDS ID #M050159. |
Omega Mine, Monument Mountain, Helvetia, Helvetia-Rosemont Mining District, Pima County, Arizona, USA