Both sources are located in the Arequipa Region. The Chivay obsidian source is linked to the Colca Canyon, and the Alca obsidian source is located at the Cotahuasi Valley.
Both sources are situated in the Arequipa Region. The Chivay obsidian source is connected to the Colca Canyon, and the Alca obsidian source is located at the Cotahuasi Valley.