Organic Oil (Material Keyword)

DOCUMENT Full-Text Todd W. Bostwick. J. Claire Dean.

In December 1994, an Arizona Site Steward notified the Phoenix City Archaeologist that a major rock art panel in South Mountain Park had been spray painted with graffiti. At least 700 years old, this Hohokam petroglyph panel is located on a dense, patinated, granodiorite boulder near a city street at the northern edge of the park's boundary. Spray paint graffiti had previously been placed on city structures along the street, as well as on several petroglyph boulders within the park, but this act...