13,000-Year-Old Red Ocher Quarry Found in Wyoming | Sci-News.com
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.