Palaeo-Indian red ochre quarry identified as the earliest known mine in America
Radiocarbon analysis of well-preserved bison bone fragments revealed the earliest phase of red ochre mining began around 12,840 to 12,505 years ago.
palaeo-indian
Radiocarbon analysis of well-preserved bison bone fragments revealed the earliest phase of red ochre mining began around 12,840 to 12,505 years ago.