Al Hirales standing next to a large stalagmite in the Higgins Cave, circa late 1970s. The Higgins Cave is a solution cave, meaning it was formed by liquids. The cave is located in the Southwest Mine.
Higgins Cave Southwest Mine Mines Mining Miner Underground Al Hirales Stalagmite Formation Hard hat Mine light Bisbee 1970s
Hirales, Al
1975-1980
Al Hirales
Bisbee, Arizona
2010.8.8