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Deposit types

References

• Plumlee, G.S., Goldhaber, M.B., and Rowan, E.L., 1995, The potential role of magmatic gases in the genesis of Illinois-Kentucky fluorspar deposits--Implications from chemical reaction path modeling: Economic Geology, v. 90, no. 5, p. 999-1011. [Also available at https://doi.org/10.2113/gsecongeo.90.5.999.]
• Denny, F.B., Guillemette, R.N., and Lefticariu, L., 2015, Rare earth mineral concentrations in ultramafic alkaline rocks and fluorite within the Illinois-Kentucky Fluorite District--Hicks Dome cryptoexplosive complex, southeast Illinois and northwest Kentucky (USA), in Lasemi, Z., ed., Proceedings of the 47th Forum on the Geology of Industrial Minerals: Illinois State Geological Survey Circular 587, p. 77-92.
• Denny, F.B., Devera, J.A., and Seid, M.J., 2016, Fluorite deposits within the Illinois-Kentucky Fluorspar District and how they relate to the Hicks Dome cryptoexplosive feature, Hardin County, Illinois, in Lasemi, Z., and Elrick, S., eds., 1967-2016--Celebrating 50 years of geoscience in the mid-continent, Guidebook for the 50th Annual Meeting of the Geological Society of America North-Central Section, April 18-19, 2016: Illinois State Geological Survey Guidebook 43, p. 39-54.
• Hayes, T.S., Miller, M.M., Orris, G.J., and Piatak, N.M., 2017, Fluorine, chap. G of Schulz, K.J., DeYoung, J.H., Jr., Seal, R.R., II, and Bradley, D.C., eds., Critical mineral resources of the United States--Economic and environmental geology and prospects for future supply: U.S. Geological Survey Professional Paper 1802, p. G1-G80, accessed April 18, 2020, at https://doi.org/10.3133/pp1802G .

Source: Hofstra, A.H., and Kreiner, D.C., 2020, Systems-Deposits-Commodities-Critical Minerals Table for the Earth Mapping Resources Initiative: U.S. Geological Survey Open-File Report 2020-1042, 24 p., https://doi.org/10.3133/ofr20201042.