Fourmarierite from South Dakota, USA
USA | |
| Smith, Arthur E., Fritzsch, Eric (2000) SOUTH DAKOTA. Rocks & Minerals, 75 (3) 156-169 doi:10.1080/00357520009605635 |
Rocks & Minerals: 60: 117-118. | |
USGS Bull 1063F | |
| USGS Bull 1063F |
| Rocks & Min.:10:147 & 60:112,116. |