Weathered rocks on De La Beche ridge which separates the Tasman and Rudolph glaciers. Two steep glaciers on the Main Divide in background. The red colouration of the surface of the rocks shown here takes 300-400 years of iron-oxidative weathering to develop.

Weathered rocks on De La Beche ridge which separates the Tasman and Rudolph glaciers. Two steep glaciers on the Main Divide in background. The red colouration of the surface of the rocks shown here takes 300-400 years of iron-oxidative weathering to develop.