Chlorite Group from Carbon County, Pennsylvania, USA
USA | |
| Geyer, A.R., Smith, R.C. & Barnes, J.H. (1976) Mineral Collecting in Pennsylvania. |
| Lapham & Geyer, 1965. Mineral Collecting in Pennsylvania |
USA | |
| Geyer, A.R., Smith, R.C. & Barnes, J.H. (1976) Mineral Collecting in Pennsylvania. |
| Lapham & Geyer, 1965. Mineral Collecting in Pennsylvania |