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USA | |
| Roberts, Willard Lincoln, Rapp, George Jr. (1965) Mineralogy of the Black Hills. Bulletin 18. South Dakota School of Mines and Technology |
| Roberts, Willard Lincoln, Rapp, George Jr. (1965) Mineralogy of the Black Hills. Bulletin 18. South Dakota School of Mines and Technology |
- Bald Mountain Mining District (Portland Mining District)
| PEDRAZA ROJAS, Johana Margaret, HOLLEY, Elizabeth, WENDLANDT, Richard, PFAFF, Katharina and RASMUSSEN, Hans (2016) Geologic Control on Alteration and Mineralization of the Wharf Mine, South Dakota. Geological Society of America Abstracts with Programs. Vol. 48, No. 7 |
| Smith, Arthur E., Fritzsch, Eric (2000) SOUTH DAKOTA. Rocks & Minerals, 75 (3) 156-169 doi:10.1080/00357520009605635 |
Homestake Mine, Lead, Lead Mining District, Lawrence County, South Dakota, USA