While mostly only the Roman copies in marble have survived, the Greek originals in bronze are mostly lost. Here is an attempt to reconstruct the bronze version of Athena Lemnia and at the same time to simulate the process of patination of the surface.
The basis of the model is provided by the plaster cast in The Royal Cast collection (Copenhagen, Denmark) under a
BY-NC-SA licence. mmf.io/o/23695
The materials were generated with Substance Designer and Substance Painter.