Stable isotope analyses are reported (the ratios deuterium/protium, carbon-13/carbon-12, oxygen-18/oxygen-16, sulfur-34/sulfur-32, nitrogen-15/nitrogen-14) for ores and related rocks, and mineral occurrences in sedimentary, igneous, and metamorphic rocks from Hicks Dome, Illinois; Clementine copper porphyry prospect, Boulder copper porphyry, and the Elkhorn Mining District, Montana; Pogo and Denali, Alaska; Bear Lodge carbonatite, Wyoming; Whitehorse Group evaporites, Texas; and Sulphur Bank mercury mine, California.