The Chivay Obsidian Source and the Geological Origin of Titicaca Basin Type Obsidian Artifacts, Richard L. Burger, Frank Asaro, Guido Salas, Fred Stross
Andean Past

The Alca Obsidian Source: The Origin of Raw Material for Cuzco Type Obsidian Artifacts, Richard L. Burger, Frank Asaro, Paul B. Trawick, Fred Stross
Andean Past