This thesis presents the results of a comparative analysis of obsidian artifacts recovered from five household contexts at La Blanca. Although situated in the shadow of Guatemala's volcanic mountains, the inhabitants of La Blanca had limited access to . . .

Purpose of Study: During a recent archaeological investigation in Alexander Valley, results from obsidian sourcing and flaked stone analyses suggested a greater use of culturally modified non-quarry obsidian than previously identified in Sonoma County . . .