Geology of Cienega Mining District, Northwestern Yuma County, Arizona
Institution: | Missouri University of Science and Technology |
---|---|
Department: | |
Year: | 1965 |
Record ID: | 1497738 |
Full text PDF: | http://hdl.handle.net/10355/36725 |
"The purpose of this investigation was to determine the general geology of an unusually complex area containing several small mines and located in the northwest corner of Yuma County, Arizona. This report is the first attempt to work out in detail the lithology, structure, stratigraphy, petrography, and economic geology of the area" – Introduction, Purpose and Scope, p. 1.