02502oam 2200709 450 991070405320332120151022104348.0(CKB)5470000002437122(OCoLC)886546755(EXLCZ)99547000000243712220140812d1984 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierExploration for porphyry metal deposits based on rutile distribution-- a test in Sumatera a new exploration tool for porphyry deposits in the tropics /by Eric R. Force, Sukirno Djaswadi, and Theo van Leeuwen. Titanium mineral resources of the United States-- definitions and documentation / by Eric R. Force and Langtry G. Lynd[Reston, Va.] :Department of the Interior, U.S. Geological Survey,1984.Washington :United States Government Printing Office.1 online resource (38 unnumbered pages) mapsContributions to the geology of mineral depositsGeological Survey bulletin ;1558-A,BTitle from title screen (viewed Aug. 4, 2014).Includes bibliographical references.Exploration for porphyry metal deposits based on rutile distribution-- a test in Sumatera Copper oresTropicsCopper oresIndonesiaPorphyryTropicsPorphyryIndonesiaRutileTitanium oresUnited StatesCopper oresfastPorphyryfastRutilefastTitanium oresfastIndonesiafastTropicsfastUnited StatesfastCopper oresCopper oresPorphyryPorphyryRutile.Titanium oresCopper ores.Porphyry.Rutile.Titanium ores.Force Eric R.1212693Djaswadi SukirnoLeeuwen Theo vanLynd Langtry E.Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910704053203321Exploration for porphyry metal deposits based on rutile distribution-- a test in Sumatera3545828UNINA