Authors Shipman, T.C. Ferguson, C.A. Arizona Geological Survey Digital Geologic Map DGM-35, version 2.0, map scale 1:24,000. Additional Information Geologic Map of the McGrew Spring 7.5' Quadrangle, Cochise County, Arizona, v. 2.0 Date of publication: 2020 Research Categories bedrock mapping surficial mapping
Authors Shipman, T.C. Ferguson, C.A. Arizona Geological Survey Digital Geologic Map DGM-35, version 2.0, map scale 1:24,000. Additional Information Geologic Map of the McGrew Spring 7.5' Quadrangle, Cochise County, Arizona, v. 2.0 Date of publication: 2020 Research Categories bedrock mapping surficial mapping
