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USA | |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| The Southern Cross Mine, Georgetown, Montana, P. Billingsley, 1914 |
| Mines and Mineral Deposits of the Southern Flint Creek Range, Montana F.N.Earll, March 1972 |
| Mines and Mineral Deposits of the Southern Flint Creek Range, Montana F.N.Earll, March 1972 |
| Mines and Mineral Deposits of the Southern Flint Creek Range, Montana F.N.Earll, March 1972 |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Johnson Basin Mining District
| Mines and Mineral Deposits of the Southern Flint Creek Range, Montana F.N.Earll, March 1972 |
- Lost Creek Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Olson Gulch Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
- Silver Lake Mining District
| (2005) Mineral Resources Data System (MRDS), US Geological Survey. |
| Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825 |