Ochre pigment was widely used in prehistoric rock art for its vivid red color, but little is known about how the paint was made. According to a study published November 19 in Scientific Reports that ...

An international research team from Spain and France has carried out the chemical and technological analysis of the largest known collection of red and yellow mineral pigments, commonly called ochre, ...

Nov. 20 (UPI) --New research suggests early hunter-gatherers in North America purposefully produced ochre, the vivid red paint used in rock art pictographs all over the world, by heating bacteria.

Ochre was often used as a vivid red paint in ancient rock art known as pictographs. Despite its broad use throughout human history and a modern focus on how the artistic symbolism is interpreted, ...

Archaeologists are learning how we evolved our cognitive abilities with the help of ochre, an ancient pigment used for everything from body paint to sunscreen. Smeared on shells, piled in graves, ...

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The pieces of pigment were discovered on opposite sides of the ancient lake in North Yorkshire. One of the ancient chunks of red ochre— a type of reddish-brown clay used by prehistoric people around ...

Ochre is most commonly defined by archaeologists as any iron-rich rock that can be used as a pigment. Most people associate the term with hematite, or red ochre, chemically known as Fe2O3. But a range ...