Witherite from Illinois-Kentucky Fluorspar District, USA
USA | |
| Mineralogical Record (1997) 28:3-49 |
Mineralogical Record (1997) 28:3-49 | |
Rocks & Min.: 63:211. | |
Rocks & Min.: 63: 211, 222 & 226. | |
Mineralogical Record (1997) 28:3-49 Mineralogical Record: 5: 266-269 Rocks & Minerals: 63: 221. | |
Rocks & Min.: 24:359 57:71. |
Minerva No. 1 Mine, Ozark-Mahoning group, Cave-In-Rock Mining Sub-District, Hardin County, Illinois, USA