|
USA | |
- Ball Ground Mining District
| Genth F A (1868) Contributions to mineralogy - No. VII, The American Journal of Science and Arts, 95, 305-321 |
| Rocks & min.: 64:197. |
| Matrix 11:4 pp 181-190 |
| Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources |
| Genth F A (1868) Contributions to mineralogy - No. VII, The American Journal of Science and Arts, 95, 305-321 Rocks & Min.:64:200. |
| Genth F A (1868) Contributions to mineralogy - No. VII, The American Journal of Science and Arts, 95, 305-321 |
| Genth F A (1868) Contributions to mineralogy - No. VII, The American Journal of Science and Arts, 95, 305-321 |
| Cook, Robert B. (1978) Minerals of Georgia: Their Properties and Occurrences. Bulletin 92. State of Georgia Department of Natural Resources |