Red Ochre PigmentRed ochre is humanitys oldest artistic medium, a natural iron oxide (FeO) ground into a deep, earthy powder. For tens of thousands of years, this humble pigment has been part of our shared story, connecting artists across millennia through color, ritual, and creativity. One of the most haunting and beautiful uses of red ochre survives in Argentinas Cueva de las Manos, or Cave of Hands. More than 9,000 years ago, Ice Age people left stenciled outlines