Detail of unusual weathering texture in rocks depicted in Redhead4. Irregular surface features cross-cut bedding and seem to be controlled in part by en-echelon micro arrays of carbonate? Veins. Devonian to Carboniferous Kiwarrak Beds. Location: Hallidays Point, New South Wales, Australia, (-32.05803, 152.5476). For more information see www.ausgeol.org