Petrographic, geochemical, and geochronologic data for cenozoic volcanic rocks of the Tonopah, Divide, and Goldfield Mining Districts, Nevada - du Bray, Edward; John, David; Vikre, Peter; Colgan, Joseph; Cosca, Michael; Morgan, Leah; Fleck, Robert; Premo, Wayne; Holm-Denoma, Christopher (Data Series, 2019)