Ochre quarry. Close-up of a chunk of red ochre at an ochre quarry. Ochres are among the earliest pigments used by mankind. They can be various yellow,

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Ochre quarry. Close-up of a chunk of red ochre at an ochre quarry. Ochres are among the earliest pigments used by mankind. They can be various yellow, brown and reddish colours, and are derived from clay that is naturally tinted due to the presence of mineral oxides. Photographed in Saint-Amand en Puisaye, France.

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Size: 5125px × 3411px
Photo credit: © PHILIPPE PSAILA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1, animal, biological, biology, bug, entomological, entomology, family, fauna, feeder, hovatlas, insect, insecta, invertebrate, invertebrates, lace, leaf, madagascan, madagascar, malagasy, nature, plant, sap, single, sp., tingid, tingidae, tropical, tropics, underside, wildlife, zoological, zoology