Clay earth pigment

Clay earth pigment
A range of pigments were mined by Aboriginals at this Ochre Pit in central Australia

Clay earth pigments are naturally occurring minerals, principally iron oxides, that have been used since prehistoric times as pigments. The primary types are

Earth pigments are known for their fast drying time in oil painting, relative inexpensiveness, and lightfastness. Cave paintings done in sienna still survive today.

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