Rock art dating
“people returned to the same rock shelters over very long periods of time to make rock paintings very similar to those made centuries or millennia before.This finding has profound implications for our understanding of hunter-gatherer religion in southern Africa.New chemical techniques were developed to remove contaminants from small samples of paint.
A total of 43 new dates were produced from these three areas, including the first direct dates on rock paintings ever in Botswana and Lesotho.
I present it to illustrate how we are only just beginning to study and understand rock art.
Thereafter follows my A very unique pictograph on Upper Salt Creek of Canyonlands National Park, Utah, the All American Man Pictograph, has a circular torso painted in red, white and blue stripes. Puebloan style handprint pictographs are also present.
Small flakes of exfoliated, blue paint were found at the site.
Optical microscopic examination determined the microstratigraphy of the samples and that the flakes were free of modern contamination.