Geologic map of southeastern Santa Catalina Mtn, Tucson, Arizona, and cross section A-A' by A. Bykerk-Kauffman (2008).
The entire map and two additional cross sections can be downloaded:
https://library.azgs.arizona.edu/item/AGCM-1552430762408-627
Photographer: Anna Bykerk-Kauffman
Photo Date: 2008