This paper is about the Rathjen Gneiss which the oldest and structurally most complex of the granitic intrusives in the southern Adelaide Fold - Thrust Belt and therefore provides an important constraint on the timing of the Delamerian Orogen.

In this paper, the structures in the deformed Yackandandah Granite are described in order to elucidate the movement history of the Kiewa shear zone where it crosses the Yackandandah Granite.