Figure 5.1. Geologic formations in the Chaco Canyon area containing local raw materials used for chipped and ground stone. The boundaries of Chaco Culture National Historical Park are outlined in the lower third of the map, and include the Kin Klizhin, South Addition and Chacra Mesa survey areas. The Kin Bineola survey area, located to the west of Kin Klizhin, is not shown.