Eckel, E.B., 1930, Geology and ore deposits of the Mineral Hill area, Pima County, Arizona: Tucson, University of Arizona, M.S. thesis, 51 p. Authors Eckel, E.B. Publication Date 1930 Citation Tucson, University of Arizona, M.S. thesis, 51 p. State AZ Province BR County PM Placenames Sierrita Mts. Keywords Mineral District Areal Mineralization More Keywords Mineral District, Areal, Mineralization, AzGeoBib RefNum 2942