Intact artifacts and features found at the Powars II site, a red ocher (also known as hematite) quarry located in the foothills of the southern Rocky Mountains in Wyoming, demonstrate unequivocal evidence for red ocher quarrying by Paleoindians beginning 12,840 to 12,505 years ago, thus establishing Powars II as the oldest red ocher quarry identified in the Americas. Pelton et al. present results from controlled excavations at the Powars II Paleoindian...
