Kaluts are natural features that occur due to environmental erosion in sedimentary mountains or hills of desert areas. This erosion can be due to wind or due to rain and running water in the riverbed.
Various theories have been proposed for this phenomenon, the most likely of which is the increase in ground pressure due to the presence of hydrocarbon gases.
Gel-Afshan-e Chegardani-Lash is located near a village of the same name, which is necessary to visit with the help of local people due to the lack of traffic signs.