Bundook beds

The Bundook Beds is a rock formation in the New England Orogen in eastern Australia. The maximum thickness is 2,740 metres, Formed between the Famennian and Frasnian in the late Devonian geological period.

Bundook beds consists of grey to brown lithic sandstone and siltstone, frequently cherty and ribbon banded. The formation is interbedded with massive greywackes, minor conglomerates and minor limestone.