Sphalerite from Saline County, Arkansas, USA
USA | |
| Horváth collection |
Howard, J. Michael (1987) Mineral Species of Arkansas - A Digest. Bulletin Vol. 23 (1st ed.) Arkansas Geological Commission |
USA | |
| Horváth collection |
Howard, J. Michael (1987) Mineral Species of Arkansas - A Digest. Bulletin Vol. 23 (1st ed.) Arkansas Geological Commission |