Fluorite from selected localities.
USA | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
| Rocks & Min.: 24:249. |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
Geology of the Fluorspar Deposits of Illinois; J. Weller, R. Grogan, F. Tippie, 1952. | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. Bulletin no. 058.; Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. IGS Bulletin no. 058. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Stuart Weller, Charles Butts, Louis W. Currier, Rollin D. Salisbury (1920) The geology of Hardin County, and the adjoining part of Pope County Illinois Geological Survey Bull. 41; Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. IGS Bulletin no. 058. | |
Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. IGS Bulletin no. 058. | |
| U.S.G.S. Bulletin 255; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Mineralogical Record (1997) 28:3-49; Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. IGS Bulletin no. 058. |
Geology of the Fluorspar Deposits of Illinois; J. Weller, R. Grogan, F. Tippie, 1952.; U.S.G.S. Bulletin 255; Stuart Weller, Charles Butts, Louis W. Currier, Rollin D. Salisbury (1920) The geology of Hardin County, and the adjoining part of Pope County Illinois Geological Survey Bull. 41; Mineralogical Record (1997) 28:3-49; Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. IGS Bulletin no. 058. | |
Geology of the Fluorspar Deposits of Illinois; J. Weller, R. Grogan, F. Tippie, 1952.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; U.S.G.S. Bulletin 255; Bastin, E. S. (1931). The fluorspar deposits of Hardin and Pope Counties. IGS Bulletin no. 058. | |
Rocks & Min.: 6:93; 64:17.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; U.S.G.S. Bulletin 255 | |
| U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Denny, F. B., Nelson, W. J., Breeden, J. R., Lillie, R. C. (2020). Mines in the Illinois Portion of the Illinois-Kentucky Fluorspar District, Illinois State Geological Survey Circular 604: 59. |
Tower Rock Mine, Tower Rock area, Hardin County, Illinois, USA