Wyllieite from Black Hills, USA
USA (FRL) | |
| Campbell, Thomas J., Triscori, Kurt L. (1986) Type Locality Minerals of the Black Hills, South Dakota. The Mineralogical Record, 17 (5) 297-302 |
[MinRec 4:111, 4:131-136] | |
| Forrest Cureton |
| Yedlin, Neal (1973) Yedlin on Micromounting (Column) The Mineralogical Record, 4 (3) 101-143 |
Tip Top Mine, Fourmile, Custer Mining District, Custer County, South Dakota, USA