02102oam 2200541 450 991070405250332120151022131834.0(CKB)5470000002437129(OCoLC)885281673(EXLCZ)99547000000243712920140805d1985 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierHigh-alumina hydrothermal systems in volcanic rocks and their significance to mineral prospecting in the Carolina slate belt /by Robert G. Schmidt[Reston, Va.] :Department of the Interior, U.S. Geological Survey,1985.Washington :United States Government Printing Office.1 online resource (iv, 59 pages) illustrationsU.S. Geological Survey bulletin ;1562Title from title screen (viewed Aug. 1, 2014).Includes bibliographical references (pages 53-59).High alumina hydrothermal systems in volcanic rocks and their significance to mineral prospecting in the Carolina slate beltHydrothermal depositsMiddle Atlantic StatesProspectingMiddle Atlantic StatesVolcanic ash, tuff, etcMiddle Atlantic StatesHydrothermal depositsfastProspectingfastVolcanic ash, tuff, etcfastMiddle Atlantic StatesfastHydrothermal depositsProspectingVolcanic ash, tuff, etc.Hydrothermal deposits.Prospecting.Volcanic ash, tuff, etc.Schmidt Robert Gordon1924-1392401Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910704052503321High-alumina hydrothermal systems in volcanic rocks and their significance to mineral prospecting in the Carolina slate belt3508236UNINA