Langite from Piedmontia Domain, North America Plate
Canada | |
| Sabina (1992) GSC Misc. Report 46, 10 |
USA | |
| David Busha collection |
| former Ronald Januzzi collection. |
| former Ronald Januzzi collection. |
| Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources |
| Lapis (1996): 21(6). |
Old Mine Plaza construction site, Long Hill, Trumbull, Fairfield County, Connecticut, USA