The statues and reliefs of Greek temples were originally painted in encaustic, as shown in the expenditure records of the temples. Lawrence Alma-Tadema. The sculptor Phidias showing the frieze of the Parthenon to his friends. Oil on canvas, 1868. 72x110 cm. Birmingham Museum and Art Gallery. Encaustic has been identified in the painted decoration of the Parthenon marbles.
Ionna Kakoulli. Late Classical and Hellenistic painting techniques and materials: a review of the technical literature. Reviews in Conservation, 3 (2002).