Covellite from selected localities.
USA | |
| Espenshade,Gilbert H.,(1963) Geology of some Copper Deposits in North Carolina, Virginia, and Alabama: Geological Survery Bulletion 1142-1 |
| Espenshade,Gilbert H.,(1963) Geology of some Copper Deposits in North Carolina,Virginia,and Alabama:Geological Survey Bulletion:1142-1 |