Fluorite from selected localities.
USA | |
| Econ Geol (1985) 80:1669-1688; U.S. Geological Survey Professional Paper 223 |
| Min Rec 36:2 pp143-185 |
Lindgren, W. and Ransome, F.L. (1906) Geology and gold deposits of the Cripple Creek district, Colorado. United States Geological Survey Professional Paper 54: 471-475. | |
| Lindgren, W. and Ransome, F.L. (1906) Geology and gold deposits of the Cripple Creek district, Colorado. United States Geological Survey Professional Paper 54: 487-494. |
Ajax Mine, Cripple Creek Mining District, Teller County, Colorado, USA