Minyulite from Lawrence County, South Dakota, USA
USA | |
| Loomis, T. (2011), "News from the Black Hills, South Dakota", Mineral News, in press |
| Loomis, T.A. (1999) The Ross Hannibal Mine, Lawrence County, South Dakota. The Mineralogical Record: 30: 199-206 (203). |
Ross Hannibal Mine, Lead Mining District, Lawrence County, South Dakota, USA