| Author: | Powell, H. E. |
|---|---|
| Additional Authors: | Ballard, Lee N. |
| Year: | 1968 |
| Document Type: | USBI |
| Issuing Agency: | U.S. Dept. of the Interior, Bureau of Mines, |
| SUDOC: | I 28.27:8360 |
| Series: | Information circular / United States Department of the Interior, Bureau of Mines ; |
| Report Number: | 8360 |
| Subjects: | Metallurgical analysis |
| Mineralogy, Determinative | |
| Mines and mineral resources--Magnetic properties | |
| Link: | https://hdl.handle.net/2027/mdp.39015078516773 |