Obsidian consumption and production in the Tarascan State

"This research seeks to understand the nature and change in the use of obsidian before and after the rise of the Tarascan Empire. I explore the obsidian sources used and the items made from that obsidian. The analysis includes artifacts from three sites within the Lake Pat́zcuaro Basin, Michoacań, Mexico: Tzintzuntzan, Erongarícuaro, and Urichu ... " -- Abstract.