Traveling south on AZ 82 between Sonoita and Patagonia, there are marvelous outcrops of conglomerate (alluvial fan deposits) unconformably resting on fine-grained, basin(?) deposits. Age from the Geologic Map of Arizona Late Pliocene to Pleistocene.
Photographer: Mike Conway
Photo Date: June 2018
Latitude: 31.6056055556
Longitude: -110.721802778
Photo Location Accuracy: Known Location
Photo Tags: conglomerate, basin deposit, unconformity, late Pliocene, Pleistocene