1,160 Works

MEASURING THE PROPERTIES OF ROCK VARNISH ON PETROGLYPHS: A COMPARISON OF THREE METHODS OF ANALYSIS USED ON DATED GRAFFITI AND ANCIENT PETROGLYPHS AT THREE SITES IN ARIZONA

Kirk Astroth
Archaeologists, as well as petroglyph and pictograph researchers more specifically, have striven for years to develop scientific means for dating petroglyphs, through both direct and indirect methods. For years, the conventional wisdom has been that the older a petroglyph is, the darker it will appear because of the constant process of varnish formation that occurs on rocks in arid environments. This study focused on analyzing varnish formation on both dated inscriptions and undated precolumbian petroglyphs...

Indian Hill Donation 1956

Honey Creek Area 1978

Rockport Site 1980

Rood's Landing (9SW1) Arbitrary 1968-1979 Final

Jackson (1BR35) 1976-1978

OAR Projects Progress Reports 1968-1972

Rood's Landing (9SW1) 1955-1985

Shell Bluff Site (22LO530) 1979-1986

Millwood Plantation 1980

Riverine Resources Survey 1981

Cemochechobee

Coffey Site 1970-1975

Warrior River Photograph 1922

Seaboard Coast Line Railroad Relocation 1979

Investigation at Stoney River Dam 1961

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