The Red Knolls Amphitheater west of Safford, looking south at Pinaleños Mountains and Mt. Graham. Karst terrain is formed in the ca. 5 Ma Pliocene 111-Ranch Beds, fluvial-deltaic brown beds punctuated by white limestone and ash fall beds.
Photographer: Brian Gootee
Photo Date: March 2020
Latitude: 32.9601114167
Longitude: -109.941924417
Photo Location Accuracy: Known Location
Photo Tags: Safford, Karst, Pinalenos Mountains, Pliocene, deltaic, Limestone