Hisingerite from Great Smoky Mountains Rift Basin, North America Plate
USA | |
| Ross, C.S. (1935) Origin of the copper deposits of the Ducktown type in the southern Appalachian region. Professional Paper 179. US Geological Survey doi:10.3133/pp179 |
| Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey. |