Chalcopyrite from selected localities.
Ireland | |
| Duffy, T.J. (1932) Report on West Cork Copper mines |
Duffy, T.J. (1932) Report on West Cork Copper mines | |
Barry Flannery (Personal Observation) |
Ireland | |
| Duffy, T.J. (1932) Report on West Cork Copper mines |
Duffy, T.J. (1932) Report on West Cork Copper mines | |
Barry Flannery (Personal Observation) |