Fluorite from selected localities.
USA | |
| Rocks & Min.: 24:249. |
Mineralogical Record (1997) 28:3-49 | |
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.; 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 | |
Rocks & Min.: 24:248-249; 63:223.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Econ Geol (1994) 89:288-306 | |
Rocks & Min.:63:217. | |
Rocks & Min.:64:18.; Econ Geol (1994) 89:288-306; Rocks & Min.: 63:210-226 | |
| 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 |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
[www.johnbetts-fineminerals.com] | |
Harvard Museum of Natural History specimen no. 117446; 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.; Rocks & Min.:63:211 & 223. | |
Econ Geol (1994) 89:288-306 | |
Rocks & Min.: 63: 211, 222 & 226. | |
Rocks & Minerals: 63: 359.; Econ Geol (1994) 89:288-306; Rocks & Min.: 63:210-226; Mineralogical Record (1997) 28:3-49; P Haas collection | |
Rocks & Min.: 63:211,223. | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
Rocks & Min.:64:17-18 & 63:225.; Econ Geol (1994) 89:288-306; Econ Geol (1988) 83:203-210; Econ Geol (1984) 79:1833-1856; Mineralogical Record (1997) 28:3-49 | |
~; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia. | |
Rocks & Min.: 24:359. | |
Don Windeler | |
Bastin, E.S. (1931) The fluorspar deposits of Hardin and Pope Counties, Illinois. Illinois Geological Survey, Bulletin 58: 116. | |
| Geology of the Fluorspar Deposits of Illinois; J. Weller, R. Grogan, F. Tippie, 1952: Econ Geol (1994) 89:438-449; Min News (1993) 9:2 pp 1,6 |
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. | |
Geology of the Fluorspar Deposits of Illinois; J. Weller, R. Grogan, F. Tippie, 1952; Mineralogical Record (1997) 28:3-49 | |
Alan Goldstein | |
Fluorite; Paul L. Boyer collection | |
Mineralogical Record (1997) 28:3-49 | |
U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Fluorspar deposits of Kentucky By Ferdinand Julius Fohs | |
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.; Econ Geol (1994) 89:288-306; Min News (1993) 9:3 p3 | |
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. |
Rocks & Min.: 24:249.; U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; AmMin 31:320 | |
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. |
Minerva No. 1 Mine, Ozark-Mahoning group, Cave-In-Rock Mining Sub-District, Hardin County, Illinois, USA