John W. Valley

Position title: Charles R. Van Hise Professor, Emeritus


Phone: 608-263-5659

345 Weeks Hall
1215 Dayton Street

Research Website
John W. Valley Website
Lab Website
WiscSIMS Laboratory


My current interests span many fields in Earth Science, including:  the igneous and metamorphic evolution of the crust during orogenesis with emphasis on the role of magmas, fluids, and thermobarometry; Precambrian geology and Early Earth; silicate and carbonate diagenesis; the rock record of past climate; astrobiology; mineralogy & gemology; new technology for microanalysis of stable isotope ratios.


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