Klaprothite (of Petersen) from North America Plate
Canada | |
| B. J. Kieller (1965) Mineralogy of the No. 2 Zone Eldorado Mine, Port Radium Northwest Territories. Bulletin of Canadian Petroleum Geology: 13: 452. |
USA | |
| Laney, F.B.,(1917) the Geology and Ore Deposits of the Virginia District of Virginia and North Carolina NCGS Bulletion 26 |