| Author: | Henn, John J. | 
|---|---|
| Additional Authors: | Clifton, Robert A., Peters, Frank A., | 
| Year: | 1972 | 
| Document Type: | BMRA | 
| Issuing Agency: | U.S. Dept. of Interior, Bureau of Mines, | 
| SUDOC: | I 28.23:7652 | 
| Series: | Report of investigations / United States Department of the Interior, Bureau of Mines ; | 
| Report Number: | 7652 | 
| Subjects: | Manganese ores | 
| Leaching | |
| Iron oxides | |
| Iron ores | |
| Pelletizing (Ore-dressing) | |
| Manganese | |
| Sulfuration | |
| Link: | https://hdl.handle.net/2027/mdp.39015078520437 |