Chemical weathering. Boulder showing spheroidal weathering,a type of chemical weathering. This erosion occurs when groundwater penetrates joints and fractures in the rock,loosening it layer by layer. Photographed on Palm Canyon Hike,Anza-Borrego Desert State Park,California,USA | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Szoenyi, Michael |
Bildgröße: | 4368 px × 2912 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |