Magnetite from selected localities.
USA | |
| Am. Min. 50 (1965), 1681-1697 |
| (2006)Screening of Historic Mines,Historic Asbesto Prospects, and Natural Asbestos Occurrences in North Carolina; North Carolina NOA Site Screening Summary Report |
USA | |
| Am. Min. 50 (1965), 1681-1697 |
| (2006)Screening of Historic Mines,Historic Asbesto Prospects, and Natural Asbestos Occurrences in North Carolina; North Carolina NOA Site Screening Summary Report |