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Documents Magmatic Processes in the Development of Porphyry-Type Ore Systems

25 Introduction PORPHYRY and related deposits of copper, tungsten, tin, molybdenum, gold, and silver are associated spatially and temporally with granitic (s.l.) rocks (Seedorff…

Documents Granites and Hydrothermal Ore Deposits

MINERALOGICAL MAGAZINE, MARCH 1985, VOL. 49, PP. 7-23 THE HALL IMOND LECTURE 1984 Granites and hydrothermal ore deposits: a geochemical framework HANS P. EUGSTER Department…

Documents Mineral Resources. What is a mineral resource? Any [ ] of naturally occurring material in or near...

Mineral Resources Mineral Resources What is a mineral resource? Any [ ] of naturally occurring material in or near the Earthâs crust. Can be extracted and processed affordably…