Chalcopyrite from Rockbridge County, Virginia, USA
USA | |
| Dietrich, R.V. (1985) Lone Jack Quarry, Rockbridge County, Virginia. Rocks & Minerals: 60(4): 157-163. |
| Rocks & Min.:60:168. |
USA | |
| Dietrich, R.V. (1985) Lone Jack Quarry, Rockbridge County, Virginia. Rocks & Minerals: 60(4): 157-163. |
| Rocks & Min.:60:168. |