Natural pigment on rock refers to the use of naturally occurring materials, such as minerals or plant extracts, to create pigments for painting on rocks or cave walls.
Related terms
Petroglyphs: Rock carvings created by removing part of a rock surface by incising, picking, carving, or abrading.
Cave paintings: Prehistoric paintings found on cave walls depicting various subjects such as animals and hunting scenes.
Pictographs: Pictorial symbols or drawings used as a form of communication or expression.