KGS Navigation Bar, Search, Contact, KGS Home, UK Home University of Kentucky at http://www.uky.edu Kentucky Geological Survey at http://www.uky.edu/kgs Search KGS at http://www.uky.edu/KGS/search.html contact kgs at http://www.uky.edu/KGS/about/contact.htm KGS Home at http://www.uky.edu/KGS/ UK Home at http://www.uky.edu KGS Home

KGS Home > Industrial Minerals

Hydrothermal: Of or pertaining to hot water, to the action of hot water, or to the products of this action, such as a mineral deposit precipitated from a hot aqueous solution, with or without demonstrable association with igneous processes. (Definition from Jackson, J.A., ed., 1997, Glossary of geology [4th ed.]: Alexandria, Va., American Geological Institute, 769 p.)